Answer:
<h3><em><u>
m=9</u></em></h3>
Step-by-step explanation:

hope it helps...
Answer:
n=4
Step-by-step explanation:
(7+1)+n=(4+7)+1
7+1+n=4+7+1 (subtract 7 from both sides)
1+n=4+1
1+n=5
n=5-1 (Subtract 1 from both sides)
n=4
67.89 squared
461x10
2x2305
4x1152.5
7x + 5 = 5x + 11
2x + 5 = 11
2x = 6
x = 3
7(3) + 5
21 + 5 = 26