(3x+6)+(x+1)=4(x-1)+9

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Solution for (3x+6)+(x+1)=4(x-1)+9 equation:


Simplifying
(3x + 6) + (x + 1) = 4(x + -1) + 9

Reorder the terms:
(6 + 3x) + (x + 1) = 4(x + -1) + 9

Remove parenthesis around (6 + 3x)
6 + 3x + (x + 1) = 4(x + -1) + 9

Reorder the terms:
6 + 3x + (1 + x) = 4(x + -1) + 9

Remove parenthesis around (1 + x)
6 + 3x + 1 + x = 4(x + -1) + 9

Reorder the terms:
6 + 1 + 3x + x = 4(x + -1) + 9

Combine like terms: 6 + 1 = 7
7 + 3x + x = 4(x + -1) + 9

Combine like terms: 3x + x = 4x
7 + 4x = 4(x + -1) + 9

Reorder the terms:
7 + 4x = 4(-1 + x) + 9
7 + 4x = (-1 * 4 + x * 4) + 9
7 + 4x = (-4 + 4x) + 9

Reorder the terms:
7 + 4x = -4 + 9 + 4x

Combine like terms: -4 + 9 = 5
7 + 4x = 5 + 4x

Add '-4x' to each side of the equation.
7 + 4x + -4x = 5 + 4x + -4x

Combine like terms: 4x + -4x = 0
7 + 0 = 5 + 4x + -4x
7 = 5 + 4x + -4x

Combine like terms: 4x + -4x = 0
7 = 5 + 0
7 = 5

Solving
7 = 5

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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