Question

Simplify the following expression:
3X(4-1) + (6+21)

Answer 1

Answer:
9x + 27

Explanation: you use the order of operations P(parenthesis) E (exponents) M (multiplication) D (division) A (addition) S (subtraction) PEMDAS

Answer 2

9x+27

Explanation:

3x(4−1)+6+21

=9x+6+21

Combine Like Terms

=9x+6+21

=(9x)+(6+21)

=9x+27