Question

A student solved the equation 7=3(t-1)-2(t-3) as shown below

Answer 1

4

Explanation:

First you distribute:

7=3t-3-2t+6

Combine Like terms

7=t+3

isolate variable

4=t

Answer 2

t=4

Explanation:

7=3(t-1)-2(t-3)

multiply inwards

7=3t-3-2t+6

simplify

7=t+3

4=t