-4(-5x-4y+7z)=

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Solution for -4(-5x-4y+7z)= equation:


Simplifying
-4(-5x + -4y + 7z) = 0
(-5x * -4 + -4y * -4 + 7z * -4) = 0
(20x + 16y + -28z) = 0

Solving
20x + 16y + -28z = 0

Solving for variable 'x'.

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

Add '-16y' to each side of the equation.
20x + 16y + -16y + -28z = 0 + -16y

Combine like terms: 16y + -16y = 0
20x + 0 + -28z = 0 + -16y
20x + -28z = 0 + -16y
Remove the zero:
20x + -28z = -16y

Add '28z' to each side of the equation.
20x + -28z + 28z = -16y + 28z

Combine like terms: -28z + 28z = 0
20x + 0 = -16y + 28z
20x = -16y + 28z

Divide each side by '20'.
x = -0.8y + 1.4z

Simplifying
x = -0.8y + 1.4z

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