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

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


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

Reorder the terms:
7(4 + 2x) + -9 = 3(5x + 2)
(4 * 7 + 2x * 7) + -9 = 3(5x + 2)
(28 + 14x) + -9 = 3(5x + 2)

Reorder the terms:
28 + -9 + 14x = 3(5x + 2)

Combine like terms: 28 + -9 = 19
19 + 14x = 3(5x + 2)

Reorder the terms:
19 + 14x = 3(2 + 5x)
19 + 14x = (2 * 3 + 5x * 3)
19 + 14x = (6 + 15x)

Solving
19 + 14x = 6 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
19 + 14x + -15x = 6 + 15x + -15x

Combine like terms: 14x + -15x = -1x
19 + -1x = 6 + 15x + -15x

Combine like terms: 15x + -15x = 0
19 + -1x = 6 + 0
19 + -1x = 6

Add '-19' to each side of the equation.
19 + -19 + -1x = 6 + -19

Combine like terms: 19 + -19 = 0
0 + -1x = 6 + -19
-1x = 6 + -19

Combine like terms: 6 + -19 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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