7z+10-2=8z-2(z-5)

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Solution for 7z+10-2=8z-2(z-5) equation:


Simplifying
7z + 10 + -2 = 8z + -2(z + -5)

Reorder the terms:
10 + -2 + 7z = 8z + -2(z + -5)

Combine like terms: 10 + -2 = 8
8 + 7z = 8z + -2(z + -5)

Reorder the terms:
8 + 7z = 8z + -2(-5 + z)
8 + 7z = 8z + (-5 * -2 + z * -2)
8 + 7z = 8z + (10 + -2z)

Reorder the terms:
8 + 7z = 10 + 8z + -2z

Combine like terms: 8z + -2z = 6z
8 + 7z = 10 + 6z

Solving
8 + 7z = 10 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
8 + 7z + -6z = 10 + 6z + -6z

Combine like terms: 7z + -6z = 1z
8 + 1z = 10 + 6z + -6z

Combine like terms: 6z + -6z = 0
8 + 1z = 10 + 0
8 + 1z = 10

Add '-8' to each side of the equation.
8 + -8 + 1z = 10 + -8

Combine like terms: 8 + -8 = 0
0 + 1z = 10 + -8
1z = 10 + -8

Combine like terms: 10 + -8 = 2
1z = 2

Divide each side by '1'.
z = 2

Simplifying
z = 2

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