-21-5-3+15=-13-4z+9+5z

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Solution for -21-5-3+15=-13-4z+9+5z equation: 


Simplifying
-21 + -5 + -3 + 15 = -13 + -4z + 9 + 5z

Combine like terms: -21 + -5 = -26
-26 + -3 + 15 = -13 + -4z + 9 + 5z

Combine like terms: -26 + -3 = -29
-29 + 15 = -13 + -4z + 9 + 5z

Combine like terms: -29 + 15 = -14
-14 = -13 + -4z + 9 + 5z

Reorder the terms:
-14 = -13 + 9 + -4z + 5z

Combine like terms: -13 + 9 = -4
-14 = -4 + -4z + 5z

Combine like terms: -4z + 5z = 1z
-14 = -4 + 1z

Solving
-14 = -4 + 1z

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.
-14 + -1z = -4 + 1z + -1z

Combine like terms: 1z + -1z = 0
-14 + -1z = -4 + 0
-14 + -1z = -4

Add '14' to each side of the equation.
-14 + 14 + -1z = -4 + 14

Combine like terms: -14 + 14 = 0
0 + -1z = -4 + 14
-1z = -4 + 14

Combine like terms: -4 + 14 = 10
-1z = 10

Divide each side by '-1'.
z = -10

Simplifying
z = -10

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