Answer:
u=36
Explanation:
1. multiply both sides by 4
2.now add 4 to both sides
u = 48
-4 + u/4 = 8
add 4 to both sides:
-4 + u/4 + 4 = 8 + 4
u/4 = 12
multiply both sides by 4:
4(u/4) = 4(12)
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