Question

Help with this please!

Answer 1

6x ÷ 2 × 5
= 3x × 5
= 15x

(48 ÷ 4)2x
= (12)2x
= 24x

(13 - 9)3x
= (4)3x
= 12x

Answer 2

12x is equal to (13-9)3x, so put a tick there.

15x is equal to 6x/2 * 5

24 x is equal to the middle row, which simplifies to (12)2x = 24x.