Question

Expand & simplify
4(f + 3) + 3(f + 3)

Answer 1

`7f+21`

Explanation:

`4(f+3)+3(f+3) \\ \\ =4f+12+3f+9 \\ \\ =7f+21`

Answer 2

7f + 21

Explanation:

Given expression,

→ 4(f + 3) + 3(f + 3)

Let's simplify the expression,

→ 4(f + 3) + 3(f + 3)

→ 4f + 12 + 3f + 9

→ (4f + 3f) + (12 + 9)

→ 7f + 21

Hence, the answer is 7f + 21.