5(3x-1)+12=4(2x+3)+9

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Solution for 5(3x-1)+12=4(2x+3)+9 equation:


Simplifying
5(3x + -1) + 12 = 4(2x + 3) + 9

Reorder the terms:
5(-1 + 3x) + 12 = 4(2x + 3) + 9
(-1 * 5 + 3x * 5) + 12 = 4(2x + 3) + 9
(-5 + 15x) + 12 = 4(2x + 3) + 9

Reorder the terms:
-5 + 12 + 15x = 4(2x + 3) + 9

Combine like terms: -5 + 12 = 7
7 + 15x = 4(2x + 3) + 9

Reorder the terms:
7 + 15x = 4(3 + 2x) + 9
7 + 15x = (3 * 4 + 2x * 4) + 9
7 + 15x = (12 + 8x) + 9

Reorder the terms:
7 + 15x = 12 + 9 + 8x

Combine like terms: 12 + 9 = 21
7 + 15x = 21 + 8x

Solving
7 + 15x = 21 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
7 + 15x + -8x = 21 + 8x + -8x

Combine like terms: 15x + -8x = 7x
7 + 7x = 21 + 8x + -8x

Combine like terms: 8x + -8x = 0
7 + 7x = 21 + 0
7 + 7x = 21

Add '-7' to each side of the equation.
7 + -7 + 7x = 21 + -7

Combine like terms: 7 + -7 = 0
0 + 7x = 21 + -7
7x = 21 + -7

Combine like terms: 21 + -7 = 14
7x = 14

Divide each side by '7'.
x = 2

Simplifying
x = 2

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