Answer:
x=12
Step-by-step explanation:
put the x at one side and the numbers ar the other
5/2x-3/4x=14+7
10/4x-3/4x=21
7/4x=21
7x=84
x=12
Answer:
The answer to this question is 68
Answer:
C) 9n - 3
Step-by-step explanation:
<em>make an expression</em>
2n - 1 - (-7n + 2)
<em>open the parenthesis</em>
2n - 1 + 7n - 2
<em>combine like terms</em>
9n - 3