-5z-z=6(z-4)+8(z-7)

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Solution for -5z-z=6(z-4)+8(z-7) equation:


Simplifying
-5z + -1z = 6(z + -4) + 8(z + -7)

Combine like terms: -5z + -1z = -6z
-6z = 6(z + -4) + 8(z + -7)

Reorder the terms:
-6z = 6(-4 + z) + 8(z + -7)
-6z = (-4 * 6 + z * 6) + 8(z + -7)
-6z = (-24 + 6z) + 8(z + -7)

Reorder the terms:
-6z = -24 + 6z + 8(-7 + z)
-6z = -24 + 6z + (-7 * 8 + z * 8)
-6z = -24 + 6z + (-56 + 8z)

Reorder the terms:
-6z = -24 + -56 + 6z + 8z

Combine like terms: -24 + -56 = -80
-6z = -80 + 6z + 8z

Combine like terms: 6z + 8z = 14z
-6z = -80 + 14z

Solving
-6z = -80 + 14z

Solving for variable 'z'.

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

Add '-14z' to each side of the equation.
-6z + -14z = -80 + 14z + -14z

Combine like terms: -6z + -14z = -20z
-20z = -80 + 14z + -14z

Combine like terms: 14z + -14z = 0
-20z = -80 + 0
-20z = -80

Divide each side by '-20'.
z = 4

Simplifying
z = 4

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