Question

If x = 7 − p and y = 3p + 4, which of the following

expresses y in terms of x ?
f. 17-x
g. 25-x
h. 17-3x
j. 25-3x
k. 25-3x

Answer 1

y = 25 - 3x

Explanation:

x = 7 - p ⇒ p = 7 - x

y = 3(7-x) + 4

y = 21 - 3x + 4

y = 25 - 3x