Answer:
10
Step-by-step explanation:
(x - 4) × 2 = 12
x - 4 = 12 ÷ 2
x - 4 = 6
x = 10
7.5in³
1x5x1.5=7.5
Alex has $14, Barry has $12 and Carl has $9
that's right the way you have it right now in the picture all adds up to 65
What are the options?