distribute
collect like-terms
<em>x = - 4/5</em>
<em>3x + 12 = 2(8 + 4x)</em>
<em>3x + 12 = 16 + 8x</em>
<em>12 - 16 = 8x - 3x</em>
<em>- 4 = 5x</em>
Answer:
2 to 12
Step-by-step explanation:
its not that hard
A control group is your answer!!!!