7(z+7)=6(z-5)+z

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Solution for 7(z+7)=6(z-5)+z equation:


Simplifying
7(z + 7) = 6(z + -5) + z

Reorder the terms:
7(7 + z) = 6(z + -5) + z
(7 * 7 + z * 7) = 6(z + -5) + z
(49 + 7z) = 6(z + -5) + z

Reorder the terms:
49 + 7z = 6(-5 + z) + z
49 + 7z = (-5 * 6 + z * 6) + z
49 + 7z = (-30 + 6z) + z

Combine like terms: 6z + z = 7z
49 + 7z = -30 + 7z

Add '-7z' to each side of the equation.
49 + 7z + -7z = -30 + 7z + -7z

Combine like terms: 7z + -7z = 0
49 + 0 = -30 + 7z + -7z
49 = -30 + 7z + -7z

Combine like terms: 7z + -7z = 0
49 = -30 + 0
49 = -30

Solving
49 = -30

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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