3x-42=-7x+18

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Solution for 3x-42=-7x+18 equation:


Simplifying
3x + -42 = -7x + 18

Reorder the terms:
-42 + 3x = -7x + 18

Reorder the terms:
-42 + 3x = 18 + -7x

Solving
-42 + 3x = 18 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-42 + 3x + 7x = 18 + -7x + 7x

Combine like terms: 3x + 7x = 10x
-42 + 10x = 18 + -7x + 7x

Combine like terms: -7x + 7x = 0
-42 + 10x = 18 + 0
-42 + 10x = 18

Add '42' to each side of the equation.
-42 + 42 + 10x = 18 + 42

Combine like terms: -42 + 42 = 0
0 + 10x = 18 + 42
10x = 18 + 42

Combine like terms: 18 + 42 = 60
10x = 60

Divide each side by '10'.
x = 6

Simplifying
x = 6

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