28(z-1)=30z

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Solution for 28(z-1)=30z equation:


Simplifying
28(z + -1) = 30z

Reorder the terms:
28(-1 + z) = 30z
(-1 * 28 + z * 28) = 30z
(-28 + 28z) = 30z

Solving
-28 + 28z = 30z

Solving for variable 'z'.

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

Add '-30z' to each side of the equation.
-28 + 28z + -30z = 30z + -30z

Combine like terms: 28z + -30z = -2z
-28 + -2z = 30z + -30z

Combine like terms: 30z + -30z = 0
-28 + -2z = 0

Add '28' to each side of the equation.
-28 + 28 + -2z = 0 + 28

Combine like terms: -28 + 28 = 0
0 + -2z = 0 + 28
-2z = 0 + 28

Combine like terms: 0 + 28 = 28
-2z = 28

Divide each side by '-2'.
z = -14

Simplifying
z = -14

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