0.4z+0.7=-20.3-1.7z

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Solution for 0.4z+0.7=-20.3-1.7z equation: 


Simplifying
0.4z + 0.7 = -20.3 + -1.7z

Reorder the terms:
0.7 + 0.4z = -20.3 + -1.7z

Solving
0.7 + 0.4z = -20.3 + -1.7z

Solving for variable 'z'.

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

Add '1.7z' to each side of the equation.
0.7 + 0.4z + 1.7z = -20.3 + -1.7z + 1.7z

Combine like terms: 0.4z + 1.7z = 2.1z
0.7 + 2.1z = -20.3 + -1.7z + 1.7z

Combine like terms: -1.7z + 1.7z = 0.0
0.7 + 2.1z = -20.3 + 0.0
0.7 + 2.1z = -20.3

Add '-0.7' to each side of the equation.
0.7 + -0.7 + 2.1z = -20.3 + -0.7

Combine like terms: 0.7 + -0.7 = 0.0
0.0 + 2.1z = -20.3 + -0.7
2.1z = -20.3 + -0.7

Combine like terms: -20.3 + -0.7 = -21
2.1z = -21

Divide each side by '2.1'.
z = -10

Simplifying
z = -10

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