32250=(7500+x) - -9000?

Question:solve for x

Answers:
32250=(7500+x) - -9000


32250=(7500+x) + 9000
32250= x + 16500
32250 - 16500 = x

15750 = x
32250 = (7500+x) - - 9000
32250 = (7500+x) + 9000 (2 minus signs make a positive)
23250 = (7500+x) (subtract 9000 from each side)
15750 = x (subtract 7500 from each side)

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