4-2x+18=3x-21

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Solution for 4-2x+18=3x-21 equation:


Simplifying
4 + -2x + 18 = 3x + -21

Reorder the terms:
4 + 18 + -2x = 3x + -21

Combine like terms: 4 + 18 = 22
22 + -2x = 3x + -21

Reorder the terms:
22 + -2x = -21 + 3x

Solving
22 + -2x = -21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
22 + -2x + -3x = -21 + 3x + -3x

Combine like terms: -2x + -3x = -5x
22 + -5x = -21 + 3x + -3x

Combine like terms: 3x + -3x = 0
22 + -5x = -21 + 0
22 + -5x = -21

Add '-22' to each side of the equation.
22 + -22 + -5x = -21 + -22

Combine like terms: 22 + -22 = 0
0 + -5x = -21 + -22
-5x = -21 + -22

Combine like terms: -21 + -22 = -43
-5x = -43

Divide each side by '-5'.
x = 8.6

Simplifying
x = 8.6

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