Question

Solve: 4(x − 1) − (x + 2) = 12

5

14 over 3

2

6

Answer 1

Okay, so first you need to expand your brackets:
that is multiply them out by the number on the outside

You will then get an equation on the form
ax-c=b
rearrange for ax=b-c

then rearrange and divide for x

Hope that helps

Answer 2

do you understand?