4(-7+2w)=-20

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Solution for 4(-7+2w)=-20 equation: 


w in (-oo:+oo)

4*(2*w-7) = -20 // + 20

4*(2*w-7)+20 = 0

4*(2*w-7)+20 = 0

8*w-8 = 0

8*w-8 = 0

8*w-8 = 0 // + 8

8*w = 8 // : 8

w = 8/8

w = 1

w = 1

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