Collect like terms.10x - 6y + 8 - 26x - 4 - 2y

A. 16x - 4y + 4
B. -16x - 8y + 4
C. -16x - 4y + 4
D. 16x - 8y + 4


Answer: B

Mathematics

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Estimate the value of the quantity.The table shows the velocity of a remote controlled race car moving along a dirt path for 8 seconds. Estimate the distance traveled by the car using 8 subintervals of length 1 with left-end point values.

A. 134 in. B. 258 in. C. 119 in. D. 129 in.

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Solve.The speeds of pulleys are inversely proportional to the lengths of their diameters. The diameter of pulley A is 18 cm and the diameter of pulley B is 8 cm. If pulley B turns at 342 rpm's, how fast does pulley A turn?  

A. 749.3 rpm's B. 769.5 rpm's C. 152 rpm's D. 174 rpm's

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Can the following be the lengths of the sides of a right triangle?21, 28, 36

A. Yes B. No

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Match f(x) with its graph without using a calculator.f(x) = 

A.

B.

C.

D.

Mathematics