7(z-3)=1+8z

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


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

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

Solving
-21 + 7z = 1 + 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.
-21 + 7z + -8z = 1 + 8z + -8z

Combine like terms: 7z + -8z = -1z
-21 + -1z = 1 + 8z + -8z

Combine like terms: 8z + -8z = 0
-21 + -1z = 1 + 0
-21 + -1z = 1

Add '21' to each side of the equation.
-21 + 21 + -1z = 1 + 21

Combine like terms: -21 + 21 = 0
0 + -1z = 1 + 21
-1z = 1 + 21

Combine like terms: 1 + 21 = 22
-1z = 22

Divide each side by '-1'.
z = -22

Simplifying
z = -22

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