8-7x=158-42x

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Solution for 8-7x=158-42x equation: 


Simplifying
8 + -7x = 158 + -42x

Solving
8 + -7x = 158 + -42x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '42x' to each side of the equation.
8 + -7x + 42x = 158 + -42x + 42x

Combine like terms: -7x + 42x = 35x
8 + 35x = 158 + -42x + 42x

Combine like terms: -42x + 42x = 0
8 + 35x = 158 + 0
8 + 35x = 158

Add '-8' to each side of the equation.
8 + -8 + 35x = 158 + -8

Combine like terms: 8 + -8 = 0
0 + 35x = 158 + -8
35x = 158 + -8

Combine like terms: 158 + -8 = 150
35x = 150

Divide each side by '35'.
x = 4.285714286

Simplifying
x = 4.285714286

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