3x+21+2x-4=53-4x+36

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Solution for 3x+21+2x-4=53-4x+36 equation:


Simplifying
3x + 21 + 2x + -4 = 53 + -4x + 36

Reorder the terms:
21 + -4 + 3x + 2x = 53 + -4x + 36

Combine like terms: 21 + -4 = 17
17 + 3x + 2x = 53 + -4x + 36

Combine like terms: 3x + 2x = 5x
17 + 5x = 53 + -4x + 36

Reorder the terms:
17 + 5x = 53 + 36 + -4x

Combine like terms: 53 + 36 = 89
17 + 5x = 89 + -4x

Solving
17 + 5x = 89 + -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.
17 + 5x + 4x = 89 + -4x + 4x

Combine like terms: 5x + 4x = 9x
17 + 9x = 89 + -4x + 4x

Combine like terms: -4x + 4x = 0
17 + 9x = 89 + 0
17 + 9x = 89

Add '-17' to each side of the equation.
17 + -17 + 9x = 89 + -17

Combine like terms: 17 + -17 = 0
0 + 9x = 89 + -17
9x = 89 + -17

Combine like terms: 89 + -17 = 72
9x = 72

Divide each side by '9'.
x = 8

Simplifying
x = 8

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