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

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


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

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

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

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

Reorder the terms:
7 + 3x = 6 + -4 + 3x

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

Add '-3x' to each side of the equation.
7 + 3x + -3x = 2 + 3x + -3x

Combine like terms: 3x + -3x = 0
7 + 0 = 2 + 3x + -3x
7 = 2 + 3x + -3x

Combine like terms: 3x + -3x = 0
7 = 2 + 0
7 = 2

Solving
7 = 2

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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