Mary<span> is 2x = 2*12 = </span>24 years old<span>.</span>
Answer:
Even [ 10 is even ] ( 50 ÷ 5 = 10 )
Answer:
5
Step-by-step explanation:
First, let us simplify the expression on the left
8(4+3) - 21 = 8(7) - 21 = 8(7) - 3(7) = 7(8-3)
Divide this by 7 and you'll get 8-3 = 5
See picture reply for answer.