7x-3(x-7)=2(x-4)+6

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Solution for 7x-3(x-7)=2(x-4)+6 equation:


Simplifying
7x + -3(x + -7) = 2(x + -4) + 6

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

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

Combine like terms: 7x + -3x = 4x
21 + 4x = 2(x + -4) + 6

Reorder the terms:
21 + 4x = 2(-4 + x) + 6
21 + 4x = (-4 * 2 + x * 2) + 6
21 + 4x = (-8 + 2x) + 6

Reorder the terms:
21 + 4x = -8 + 6 + 2x

Combine like terms: -8 + 6 = -2
21 + 4x = -2 + 2x

Solving
21 + 4x = -2 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
21 + 4x + -2x = -2 + 2x + -2x

Combine like terms: 4x + -2x = 2x
21 + 2x = -2 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + 2x = -2 + 0
21 + 2x = -2

Add '-21' to each side of the equation.
21 + -21 + 2x = -2 + -21

Combine like terms: 21 + -21 = 0
0 + 2x = -2 + -21
2x = -2 + -21

Combine like terms: -2 + -21 = -23
2x = -23

Divide each side by '2'.
x = -11.5

Simplifying
x = -11.5

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