5x-42=2x+3

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Solution for 5x-42=2x+3 equation:


Simplifying
5x + -42 = 2x + 3

Reorder the terms:
-42 + 5x = 2x + 3

Reorder the terms:
-42 + 5x = 3 + 2x

Solving
-42 + 5x = 3 + 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 + 5x + -2x = 3 + 2x + -2x

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

Combine like terms: 2x + -2x = 0
-42 + 3x = 3 + 0
-42 + 3x = 3

Add '42' to each side of the equation.
-42 + 42 + 3x = 3 + 42

Combine like terms: -42 + 42 = 0
0 + 3x = 3 + 42
3x = 3 + 42

Combine like terms: 3 + 42 = 45
3x = 45

Divide each side by '3'.
x = 15

Simplifying
x = 15

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