5x+4=3(2x+7)-9

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Solution for 5x+4=3(2x+7)-9 equation:


Simplifying
5x + 4 = 3(2x + 7) + -9

Reorder the terms:
4 + 5x = 3(2x + 7) + -9

Reorder the terms:
4 + 5x = 3(7 + 2x) + -9
4 + 5x = (7 * 3 + 2x * 3) + -9
4 + 5x = (21 + 6x) + -9

Reorder the terms:
4 + 5x = 21 + -9 + 6x

Combine like terms: 21 + -9 = 12
4 + 5x = 12 + 6x

Solving
4 + 5x = 12 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
4 + 5x + -6x = 12 + 6x + -6x

Combine like terms: 5x + -6x = -1x
4 + -1x = 12 + 6x + -6x

Combine like terms: 6x + -6x = 0
4 + -1x = 12 + 0
4 + -1x = 12

Add '-4' to each side of the equation.
4 + -4 + -1x = 12 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 12 + -4
-1x = 12 + -4

Combine like terms: 12 + -4 = 8
-1x = 8

Divide each side by '-1'.
x = -8

Simplifying
x = -8

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