102-3x=4x+18

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Solution for 102-3x=4x+18 equation:


Simplifying
102 + -3x = 4x + 18

Reorder the terms:
102 + -3x = 18 + 4x

Solving
102 + -3x = 18 + 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.
102 + -3x + -4x = 18 + 4x + -4x

Combine like terms: -3x + -4x = -7x
102 + -7x = 18 + 4x + -4x

Combine like terms: 4x + -4x = 0
102 + -7x = 18 + 0
102 + -7x = 18

Add '-102' to each side of the equation.
102 + -102 + -7x = 18 + -102

Combine like terms: 102 + -102 = 0
0 + -7x = 18 + -102
-7x = 18 + -102

Combine like terms: 18 + -102 = -84
-7x = -84

Divide each side by '-7'.
x = 12

Simplifying
x = 12

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