-2.9-6z-4.2-2z=-7z-1.6

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Solution for -2.9-6z-4.2-2z=-7z-1.6 equation:


Simplifying
-2.9 + -6z + -4.2 + -2z = -7z + -1.6

Reorder the terms:
-2.9 + -4.2 + -6z + -2z = -7z + -1.6

Combine like terms: -2.9 + -4.2 = -7.1
-7.1 + -6z + -2z = -7z + -1.6

Combine like terms: -6z + -2z = -8z
-7.1 + -8z = -7z + -1.6

Reorder the terms:
-7.1 + -8z = -1.6 + -7z

Solving
-7.1 + -8z = -1.6 + -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.
-7.1 + -8z + 7z = -1.6 + -7z + 7z

Combine like terms: -8z + 7z = -1z
-7.1 + -1z = -1.6 + -7z + 7z

Combine like terms: -7z + 7z = 0
-7.1 + -1z = -1.6 + 0
-7.1 + -1z = -1.6

Add '7.1' to each side of the equation.
-7.1 + 7.1 + -1z = -1.6 + 7.1

Combine like terms: -7.1 + 7.1 = 0.0
0.0 + -1z = -1.6 + 7.1
-1z = -1.6 + 7.1

Combine like terms: -1.6 + 7.1 = 5.5
-1z = 5.5

Divide each side by '-1'.
z = -5.5

Simplifying
z = -5.5

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