-7.4-6z-1.7-3z=-8z-7.2

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Solution for -7.4-6z-1.7-3z=-8z-7.2 equation: 


Simplifying
-7.4 + -6z + -1.7 + -3z = -8z + -7.2

Reorder the terms:
-7.4 + -1.7 + -6z + -3z = -8z + -7.2

Combine like terms: -7.4 + -1.7 = -9.1
-9.1 + -6z + -3z = -8z + -7.2

Combine like terms: -6z + -3z = -9z
-9.1 + -9z = -8z + -7.2

Reorder the terms:
-9.1 + -9z = -7.2 + -8z

Solving
-9.1 + -9z = -7.2 + -8z

Solving for variable 'z'.

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

Add '8z' to each side of the equation.
-9.1 + -9z + 8z = -7.2 + -8z + 8z

Combine like terms: -9z + 8z = -1z
-9.1 + -1z = -7.2 + -8z + 8z

Combine like terms: -8z + 8z = 0
-9.1 + -1z = -7.2 + 0
-9.1 + -1z = -7.2

Add '9.1' to each side of the equation.
-9.1 + 9.1 + -1z = -7.2 + 9.1

Combine like terms: -9.1 + 9.1 = 0.0
0.0 + -1z = -7.2 + 9.1
-1z = -7.2 + 9.1

Combine like terms: -7.2 + 9.1 = 1.9
-1z = 1.9

Divide each side by '-1'.
z = -1.9

Simplifying
z = -1.9

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