3x+9=4(x+5)-x+3+2x

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Solution for 3x+9=4(x+5)-x+3+2x equation:


Simplifying
3x + 9 = 4(x + 5) + -1x + 3 + 2x

Reorder the terms:
9 + 3x = 4(x + 5) + -1x + 3 + 2x

Reorder the terms:
9 + 3x = 4(5 + x) + -1x + 3 + 2x
9 + 3x = (5 * 4 + x * 4) + -1x + 3 + 2x
9 + 3x = (20 + 4x) + -1x + 3 + 2x

Reorder the terms:
9 + 3x = 20 + 3 + 4x + -1x + 2x

Combine like terms: 20 + 3 = 23
9 + 3x = 23 + 4x + -1x + 2x

Combine like terms: 4x + -1x = 3x
9 + 3x = 23 + 3x + 2x

Combine like terms: 3x + 2x = 5x
9 + 3x = 23 + 5x

Solving
9 + 3x = 23 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
9 + 3x + -5x = 23 + 5x + -5x

Combine like terms: 3x + -5x = -2x
9 + -2x = 23 + 5x + -5x

Combine like terms: 5x + -5x = 0
9 + -2x = 23 + 0
9 + -2x = 23

Add '-9' to each side of the equation.
9 + -9 + -2x = 23 + -9

Combine like terms: 9 + -9 = 0
0 + -2x = 23 + -9
-2x = 23 + -9

Combine like terms: 23 + -9 = 14
-2x = 14

Divide each side by '-2'.
x = -7

Simplifying
x = -7

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