0.7z+19+0.1z=5.5-0.4z

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Solution for 0.7z+19+0.1z=5.5-0.4z equation:


Simplifying
0.7z + 19 + 0.1z = 5.5 + -0.4z

Reorder the terms:
19 + 0.7z + 0.1z = 5.5 + -0.4z

Combine like terms: 0.7z + 0.1z = 0.8z
19 + 0.8z = 5.5 + -0.4z

Solving
19 + 0.8z = 5.5 + -0.4z

Solving for variable 'z'.

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

Add '0.4z' to each side of the equation.
19 + 0.8z + 0.4z = 5.5 + -0.4z + 0.4z

Combine like terms: 0.8z + 0.4z = 1.2z
19 + 1.2z = 5.5 + -0.4z + 0.4z

Combine like terms: -0.4z + 0.4z = 0.0
19 + 1.2z = 5.5 + 0.0
19 + 1.2z = 5.5

Add '-19' to each side of the equation.
19 + -19 + 1.2z = 5.5 + -19

Combine like terms: 19 + -19 = 0
0 + 1.2z = 5.5 + -19
1.2z = 5.5 + -19

Combine like terms: 5.5 + -19 = -13.5
1.2z = -13.5

Divide each side by '1.2'.
z = -11.25

Simplifying
z = -11.25

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