5x-3(x+7)=3x-(x+8)

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Solution for 5x-3(x+7)=3x-(x+8) equation:


Simplifying
5x + -3(x + 7) = 3x + -1(x + 8)

Reorder the terms:
5x + -3(7 + x) = 3x + -1(x + 8)
5x + (7 * -3 + x * -3) = 3x + -1(x + 8)
5x + (-21 + -3x) = 3x + -1(x + 8)

Reorder the terms:
-21 + 5x + -3x = 3x + -1(x + 8)

Combine like terms: 5x + -3x = 2x
-21 + 2x = 3x + -1(x + 8)

Reorder the terms:
-21 + 2x = 3x + -1(8 + x)
-21 + 2x = 3x + (8 * -1 + x * -1)
-21 + 2x = 3x + (-8 + -1x)

Reorder the terms:
-21 + 2x = -8 + 3x + -1x

Combine like terms: 3x + -1x = 2x
-21 + 2x = -8 + 2x

Add '-2x' to each side of the equation.
-21 + 2x + -2x = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
-21 + 0 = -8 + 2x + -2x
-21 = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
-21 = -8 + 0
-21 = -8

Solving
-21 = -8

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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