7x-12=3(2x+5)-3

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Solution for 7x-12=3(2x+5)-3 equation:


Simplifying
7x + -12 = 3(2x + 5) + -3

Reorder the terms:
-12 + 7x = 3(2x + 5) + -3

Reorder the terms:
-12 + 7x = 3(5 + 2x) + -3
-12 + 7x = (5 * 3 + 2x * 3) + -3
-12 + 7x = (15 + 6x) + -3

Reorder the terms:
-12 + 7x = 15 + -3 + 6x

Combine like terms: 15 + -3 = 12
-12 + 7x = 12 + 6x

Solving
-12 + 7x = 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.
-12 + 7x + -6x = 12 + 6x + -6x

Combine like terms: 7x + -6x = 1x
-12 + 1x = 12 + 6x + -6x

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

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

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

Combine like terms: 12 + 12 = 24
1x = 24

Divide each side by '1'.
x = 24

Simplifying
x = 24

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