7(x-3)+4x=7x-12

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Solution for 7(x-3)+4x=7x-12 equation:


Simplifying
7(x + -3) + 4x = 7x + -12

Reorder the terms:
7(-3 + x) + 4x = 7x + -12
(-3 * 7 + x * 7) + 4x = 7x + -12
(-21 + 7x) + 4x = 7x + -12

Combine like terms: 7x + 4x = 11x
-21 + 11x = 7x + -12

Reorder the terms:
-21 + 11x = -12 + 7x

Solving
-21 + 11x = -12 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-21 + 11x + -7x = -12 + 7x + -7x

Combine like terms: 11x + -7x = 4x
-21 + 4x = -12 + 7x + -7x

Combine like terms: 7x + -7x = 0
-21 + 4x = -12 + 0
-21 + 4x = -12

Add '21' to each side of the equation.
-21 + 21 + 4x = -12 + 21

Combine like terms: -21 + 21 = 0
0 + 4x = -12 + 21
4x = -12 + 21

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

Divide each side by '4'.
x = 2.25

Simplifying
x = 2.25

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