7(z-1)-(3+8z)=-2z

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Solution for 7(z-1)-(3+8z)=-2z equation:


Simplifying
7(z + -1) + -1(3 + 8z) = -2z

Reorder the terms:
7(-1 + z) + -1(3 + 8z) = -2z
(-1 * 7 + z * 7) + -1(3 + 8z) = -2z
(-7 + 7z) + -1(3 + 8z) = -2z
-7 + 7z + (3 * -1 + 8z * -1) = -2z
-7 + 7z + (-3 + -8z) = -2z

Reorder the terms:
-7 + -3 + 7z + -8z = -2z

Combine like terms: -7 + -3 = -10
-10 + 7z + -8z = -2z

Combine like terms: 7z + -8z = -1z
-10 + -1z = -2z

Solving
-10 + -1z = -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
-10 + -1z + 2z = -2z + 2z

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

Combine like terms: -2z + 2z = 0
-10 + 1z = 0

Add '10' to each side of the equation.
-10 + 10 + 1z = 0 + 10

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

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

Divide each side by '1'.
z = 10

Simplifying
z = 10

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