Answer:
x = 50
Step-by-step explanation:
-3(52)=-3(x)+-3(2)
Divide both sides by -3
52 = x + 2
13
round off because the remaining can't be made into bookshelves
4
-2/9(2×-9)
-2/9(-18)
(-2×-18)/9
-2×-2
8
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