7b - (3a - 8b)

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7b - (3a - 8b)

Guest Sep 5, 2016

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Best Answer

7b - (3a - 8b) = 7b + (-3a + 8b) = 7b - 3a + 8b = 15b - 3a

if 15b - 3a = 0 then a = 5b

Guest Sep 5, 2016

Guest · Answer 1 · 2016-09-05T09:28:26

7b - (3a - 8b) = 7b + (-3a + 8b) = 7b - 3a + 8b = 15b - 3a

if 15b - 3a = 0 then a = 5b

Kuledude21 · Answer 2 · 2016-09-05T08:10:40

7b - (3a - 8b)

3a = X 8b = Y

X - Y = Z

7b = A

Z - A = B

hope this helps