-3(z+7)-(5+4z)=-8z

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Solution for -3(z+7)-(5+4z)=-8z equation:


Simplifying
-3(z + 7) + -1(5 + 4z) = -8z

Reorder the terms:
-3(7 + z) + -1(5 + 4z) = -8z
(7 * -3 + z * -3) + -1(5 + 4z) = -8z
(-21 + -3z) + -1(5 + 4z) = -8z
-21 + -3z + (5 * -1 + 4z * -1) = -8z
-21 + -3z + (-5 + -4z) = -8z

Reorder the terms:
-21 + -5 + -3z + -4z = -8z

Combine like terms: -21 + -5 = -26
-26 + -3z + -4z = -8z

Combine like terms: -3z + -4z = -7z
-26 + -7z = -8z

Solving
-26 + -7z = -8z

Solving for variable 'z'.

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

Add '8z' to each side of the equation.
-26 + -7z + 8z = -8z + 8z

Combine like terms: -7z + 8z = 1z
-26 + 1z = -8z + 8z

Combine like terms: -8z + 8z = 0
-26 + 1z = 0

Add '26' to each side of the equation.
-26 + 26 + 1z = 0 + 26

Combine like terms: -26 + 26 = 0
0 + 1z = 0 + 26
1z = 0 + 26

Combine like terms: 0 + 26 = 26
1z = 26

Divide each side by '1'.
z = 26

Simplifying
z = 26

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