42x=2x-7

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Solution for 42x=2x-7 equation: 


Simplifying
42x = 2x + -7

Reorder the terms:
42x = -7 + 2x

Solving
42x = -7 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
42x + -2x = -7 + 2x + -2x

Combine like terms: 42x + -2x = 40x
40x = -7 + 2x + -2x

Combine like terms: 2x + -2x = 0
40x = -7 + 0
40x = -7

Divide each side by '40'.
x = -0.175

Simplifying
x = -0.175

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