Evaluate the algebraic expression for the given values of the variables.x - (y + z) for x = 20, y = 10, and z = 1
A. 12
B. 31
C. 9
D. 11
Answer: C
Mathematics
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The acceleration due to gravity near the surface of Earth has a constant value of 32 feet per second per second. Explain what this fact tells us about the downward velocity of a falling object near the surface of Earth.
What will be an ideal response?
Mathematics
Rewrite the expression with a positive rational exponent. Simplify, if possible.
A. 
y1/5
B. 3y1/5
C. (3y)1/5
D. (3y)5/2
Mathematics
Solve.y varies directly as x. If y = 170 when x = 17, find y when x = 18.
A. y = 100 B. y = 180 C. y = 324 D. y = 289
Mathematics
Provide an appropriate response.You are asked to change 5
to an improper fraction. What should be your first step?
A. Multiply 8 and 5. B. Divide 8 by 13. C. Multiply 13 and 5. D. Add 5 and 8.
Mathematics