Question

Expand and simplify 5)3x+2)-2(4x-1)

Answer 1

It is 7x + 12

Explanation:

`5(3x + 2) - 2(4x - 1)`

open brackets:

`= 15x + 10 - 8x + 2`

group like terms together:

`= (15x - 8x) + (10 + 2)`

factorise out x :

`= x(15 - 8) + 12 \\ = 7x + 12`