4(2z-5)=z+1

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Solution for 4(2z-5)=z+1 equation:


Simplifying
4(2z + -5) = z + 1

Reorder the terms:
4(-5 + 2z) = z + 1
(-5 * 4 + 2z * 4) = z + 1
(-20 + 8z) = z + 1

Reorder the terms:
-20 + 8z = 1 + z

Solving
-20 + 8z = 1 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-20 + 8z + -1z = 1 + z + -1z

Combine like terms: 8z + -1z = 7z
-20 + 7z = 1 + z + -1z

Combine like terms: z + -1z = 0
-20 + 7z = 1 + 0
-20 + 7z = 1

Add '20' to each side of the equation.
-20 + 20 + 7z = 1 + 20

Combine like terms: -20 + 20 = 0
0 + 7z = 1 + 20
7z = 1 + 20

Combine like terms: 1 + 20 = 21
7z = 21

Divide each side by '7'.
z = 3

Simplifying
z = 3

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