Question

Expand the following:
c) 4(2x +1)

Answer 1

4*(2*x+1)

Explanation:

Simplified we would write it as,

8x + 4, but we want to expand, so we would write out each operation being performed.

Answer 2

= 4(2x +1)

= 4× 2x + 4×1

= 8x +4