9-7x=169-42

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Solution for 9-7x=169-42 equation:


Simplifying
9 + -7x = 169 + -42

Combine like terms: 169 + -42 = 127
9 + -7x = 127

Solving
9 + -7x = 127

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -7x = 127 + -9

Combine like terms: 9 + -9 = 0
0 + -7x = 127 + -9
-7x = 127 + -9

Combine like terms: 127 + -9 = 118
-7x = 118

Divide each side by '-7'.
x = -16.85714286

Simplifying
x = -16.85714286

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