-2x+12+42x=172

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Solution for -2x+12+42x=172 equation:


Simplifying
-2x + 12 + 42x = 172

Reorder the terms:
12 + -2x + 42x = 172

Combine like terms: -2x + 42x = 40x
12 + 40x = 172

Solving
12 + 40x = 172

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 40x = 172 + -12

Combine like terms: 12 + -12 = 0
0 + 40x = 172 + -12
40x = 172 + -12

Combine like terms: 172 + -12 = 160
40x = 160

Divide each side by '40'.
x = 4

Simplifying
x = 4

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