2x+42=4x-48

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Solution for 2x+42=4x-48 equation:


Simplifying
2x + 42 = 4x + -48

Reorder the terms:
42 + 2x = 4x + -48

Reorder the terms:
42 + 2x = -48 + 4x

Solving
42 + 2x = -48 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
42 + 2x + -4x = -48 + 4x + -4x

Combine like terms: 2x + -4x = -2x
42 + -2x = -48 + 4x + -4x

Combine like terms: 4x + -4x = 0
42 + -2x = -48 + 0
42 + -2x = -48

Add '-42' to each side of the equation.
42 + -42 + -2x = -48 + -42

Combine like terms: 42 + -42 = 0
0 + -2x = -48 + -42
-2x = -48 + -42

Combine like terms: -48 + -42 = -90
-2x = -90

Divide each side by '-2'.
x = 45

Simplifying
x = 45

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