First of all, the first power of 'x' is the highest power in the whole equation,
so we only expect one solution.
You said that <span><u>3x+9 = 21+7x </u>
Subtract 3x from each side:
9 = 21 + 4x
Subtract 21 from each side:
-12 = 4x
Divide each side by 4 :
<u>-3 = x </u>
</span>
Answer:
D. 100 of the company's customers chosen from the monthly billing list
Step-by-step explanation:
I think those are the correct answers
5.x+1/9
6.a to the second power b to the second power + 2abc+C to the second power
Answer:
rearing the numbers and that is it