Question

Solve x∕4 + y∕3 = 1 for x.

A) x = –4y + 4∕3

B) x= –4∕3y + 4

C) x = –4∕3y + 4∕3

D) x = 4∕3y – 4

Answer 1

B

Explanation:

x/4 + y/3 = 1

Subtract y/3 on both sides,

x/4 = 1 - y/3

Multiply by 4 on both sides,

x = 4 - 4y/3

=> x = -4y/3 + 4