Find the value of y when x equals 14 in this equation

-6x + 6y = - 42

A. 21

B. 6

C. 7

D. - 21

Solve 5 + x - 14 = x - 7

Aro diagrams his river rafting trip, estimating the time it will take him to paddle upstream against the current, and then back downstream with the current. His campsite destination is 5.2 miles upstream.

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Solve for x: 6 (4x+5) = 3 (x+8) + 3 round to nearest hundredth