-8.7-3z-2.3-z=-3z-0.9

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Solution for -8.7-3z-2.3-z=-3z-0.9 equation:


Simplifying
-8.7 + -3z + -2.3 + -1z = -3z + -0.9

Reorder the terms:
-8.7 + -2.3 + -3z + -1z = -3z + -0.9

Combine like terms: -8.7 + -2.3 = -11
-11 + -3z + -1z = -3z + -0.9

Combine like terms: -3z + -1z = -4z
-11 + -4z = -3z + -0.9

Reorder the terms:
-11 + -4z = -0.9 + -3z

Solving
-11 + -4z = -0.9 + -3z

Solving for variable 'z'.

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

Add '3z' to each side of the equation.
-11 + -4z + 3z = -0.9 + -3z + 3z

Combine like terms: -4z + 3z = -1z
-11 + -1z = -0.9 + -3z + 3z

Combine like terms: -3z + 3z = 0
-11 + -1z = -0.9 + 0
-11 + -1z = -0.9

Add '11' to each side of the equation.
-11 + 11 + -1z = -0.9 + 11

Combine like terms: -11 + 11 = 0
0 + -1z = -0.9 + 11
-1z = -0.9 + 11

Combine like terms: -0.9 + 11 = 10.1
-1z = 10.1

Divide each side by '-1'.
z = -10.1

Simplifying
z = -10.1

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