Decide which variable has a coefficient of 1 or -1, and solve for that variable in terms of the other variable.

5x + y = 25

A. y = 25 + 5x
B. y = 25x + 5
C. y = 25 – 5x
D. y = 25x – 5
E. y = 5x – 25


C. y = 25 – 5x

Mathematics

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A.
B.
C.
D.

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Solve the problem.The height of a box is 6 inches. The length is three inches more than the width. Find the width if the volume is 240 cubic inches.

A. 40 in. B. 6 in. C. 8 in. D. 5 in.

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Differentiate.

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Determine whether the first number is divisible by the second number.5250; 21

A. Yes B. No

Mathematics