-3(z+4)+5=7z+23

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Solution for -3(z+4)+5=7z+23 equation:


Simplifying
-3(z + 4) + 5 = 7z + 23

Reorder the terms:
-3(4 + z) + 5 = 7z + 23
(4 * -3 + z * -3) + 5 = 7z + 23
(-12 + -3z) + 5 = 7z + 23

Reorder the terms:
-12 + 5 + -3z = 7z + 23

Combine like terms: -12 + 5 = -7
-7 + -3z = 7z + 23

Reorder the terms:
-7 + -3z = 23 + 7z

Solving
-7 + -3z = 23 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
-7 + -3z + -7z = 23 + 7z + -7z

Combine like terms: -3z + -7z = -10z
-7 + -10z = 23 + 7z + -7z

Combine like terms: 7z + -7z = 0
-7 + -10z = 23 + 0
-7 + -10z = 23

Add '7' to each side of the equation.
-7 + 7 + -10z = 23 + 7

Combine like terms: -7 + 7 = 0
0 + -10z = 23 + 7
-10z = 23 + 7

Combine like terms: 23 + 7 = 30
-10z = 30

Divide each side by '-10'.
z = -3

Simplifying
z = -3

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