b/-4+8=-42

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Solution for b/-4+8=-42 equation: 


b in (-oo:+oo)

b/(-4)+8 = -42 // + 42

b/(-4)+8+42 = 0

50-1/4*b = 0 // - 50

-1/4*b = -50 // : -1/4

b = -50/(-1/4)

b = 200

b = 200

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