-(-9y-7z-4)=

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Solution for -(-9y-7z-4)= equation:


Simplifying
-1(-9y + -7z + -4) = 0

Reorder the terms:
-1(-4 + -9y + -7z) = 0
(-4 * -1 + -9y * -1 + -7z * -1) = 0
(4 + 9y + 7z) = 0

Solving
4 + 9y + 7z = 0

Solving for variable 'y'.

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

Add '-4' to each side of the equation.
4 + 9y + -4 + 7z = 0 + -4

Reorder the terms:
4 + -4 + 9y + 7z = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 9y + 7z = 0 + -4
9y + 7z = 0 + -4

Combine like terms: 0 + -4 = -4
9y + 7z = -4

Add '-7z' to each side of the equation.
9y + 7z + -7z = -4 + -7z

Combine like terms: 7z + -7z = 0
9y + 0 = -4 + -7z
9y = -4 + -7z

Divide each side by '9'.
y = -0.4444444444 + -0.7777777778z

Simplifying
y = -0.4444444444 + -0.7777777778z

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