Math For College Readiness – Flashcards

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question
8x when x= -5
answer
8(-5)=-40
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Solve when x=20 and x=-2 y^3+x-4/|2x-y|
answer
-2/21
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The expression 200t gives the distance traveled by the space shuttle Atlantis, where "t" is time. Find the distance traveled by Atlantis after 11 hours.
answer
200(11)=22000
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-13 E a natural number?
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-13 natural # 1,2,3...(not a natural number)
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{22,36,1/4,-8,7,0} which are elements of the set of whole numbers?
answer
22,0,36,-8
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1/5 E a rational number?
answer
1/5 is rational
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{22,36,1/4,-8,7,0} Which are elements of the set of integers}
answer
22,36,-8,7,0
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which is greater, |-2| or |-3|
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|-3| because |-2|= 2 and |-3|= 3
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Find the opposite of 4
answer
-4
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Find the opposite of -7/8
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7/8
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Find the Reciprocal of -7/8
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-8/7
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Write the phrase as an algebraic expression. Nine less than a number.
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n-9
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Write the phrase as an algebraic expression. The product of five and the sum of seven and number.
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5(7+n)
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Write the phrase as an algebraic expression. A number minus twelve.
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n-12
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Solve and keep as a fraction (DO NOT turn into a decimal!): 11/16-(-3/4)
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23/16= 1 and 7/16
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Solve: -9^2
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-(-9)(9)= -81
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Solve: (-4)^2
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16
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Solve and keep as a fraction (DO NOT turn into a decimal!): (-1/11)^3
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-1/1331
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Solve: -25/144
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-5/12
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Solve: 3^27+5(8-10)^4
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83
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Solve: -5[(16+9) divided 5+3(4-6 x 2)]
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x=6
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Write the phrase as an algebraic expression The quotient of 'z' and six Is less than or equal to -19
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z/6 is greater than -19
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Simplify: -(8-k)+(2k-5)
answer
-13+3k
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Solve: 16x=-48
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x=-3
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Solve: 7x+21-4x=-16+2x-10
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x=-47
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Solve: 3n+5/3-n-11/6=2
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n= -9/5
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Write as an algebraic equation and then simplify your answer: The perimeter of a rectangle with a length "x" and a width "x-5."
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P=4x-10
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Write as an algebraic expression and then simplify your answer: The sum of three consecutive integers if the first is "x"
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x, X+2, X+4 = 3x+6
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the sum of three consecutive odd integers if the first is "x"
answer
...
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a second number is five times a first number. A third number is 100 more than the first one. If the sum of the three numbers is 415, find the numbers.
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x= 45
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The United states consists of 2271 million acres of land. Approximately 29% is federally owned. How many acres are not federally owned?
answer
...
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A new fax machine was recently purchased for the school's office. It cost $464.40 including tax. If the tax is 8%, find the original price of the fax machine.
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x= 430
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N=3st-5sv Solve for "v"
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V=N-3st/-5s
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A=P(1+rt) solve for "t"
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A-P1/PR=T
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S= 2LW+2WH solve for "H"
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S-2LW/2L+2W=H
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5x-4y=-12 solve for "y"
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-12-5x/-4=-y
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x s greater than or less then -5
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[-5, infinity)
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-8 is less then x is less then 2
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(-8,2)
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13x-9 is less then or equal to 12x-8
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( infinity, 1]
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x is less then 1 and x is greater then -2
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(-2,1)
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x is less then 2 or x is less then 3
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(infinity, 3)
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|2x-1|=11
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x=-5
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|8n+6|+14=3
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|8n+6|=-11 is not possible
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|2x + 4| is less then or equal to 14
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[-9,5]
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|-8x| is greater then -9
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(negative infinity, infinity)
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|10x+8| is les then -3
answer
not possible
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