42-3x=7+2x

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Solution for 42-3x=7+2x equation:


Simplifying
42 + -3x = 7 + 2x

Solving
42 + -3x = 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.
42 + -3x + -2x = 7 + 2x + -2x

Combine like terms: -3x + -2x = -5x
42 + -5x = 7 + 2x + -2x

Combine like terms: 2x + -2x = 0
42 + -5x = 7 + 0
42 + -5x = 7

Add '-42' to each side of the equation.
42 + -42 + -5x = 7 + -42

Combine like terms: 42 + -42 = 0
0 + -5x = 7 + -42
-5x = 7 + -42

Combine like terms: 7 + -42 = -35
-5x = -35

Divide each side by '-5'.
x = 7

Simplifying
x = 7

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