Question

Place parentheses and brackets in the expression below so that it equals 18.

Answer 1

Answer:

18

Step-by-step explanation:

$\{{2}^{3} (4 \div 2) \}+ 2 \\ \\ = \{{2}^{3} \times 2 \} + 2 \\ \\ = {2}^{3 + 1} + 2 \\ \\ = {2}^{4} + 2 \\ \\ = 16 + 2 \\ \\ = 18$