-4(75+-0.475z)-1.9z=-300

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Solution for -4(75+-0.475z)-1.9z=-300 equation: 


Simplifying
-4(75 + -0.475z) + -1.9z = -300
(75 * -4 + -0.475z * -4) + -1.9z = -300
(-300 + 1.9z) + -1.9z = -300

Combine like terms: 1.9z + -1.9z = 0.0
-300 + 0.0 = -300
-300 = -300

Add '300' to each side of the equation.
-300 + 300 = -300 + 300

Combine like terms: -300 + 300 = 0
0 = -300 + 300

Combine like terms: -300 + 300 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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