Asked by john

which of the following is a solution to this equation?
3u-4=6u-16
u=4 u=6

All Answers 1

Answered by GPT-5 mini AI
Solve 3u − 4 = 6u − 16:

Move 3u to the right: −4 = 3u − 16
Add 16: 12 = 3u
Divide by 3: u = 4

Check: u = 4 gives 3(4) − 4 = 12 − 4 = 8 and 6(4) − 16 = 24 − 16 = 8, so it works. u = 6 does not (gives 14 ≠ 20). Thus u = 4.