-(5y-7)-(-4-5)=7

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


Simplifying
-1(5y + -7) + -1(-4 + -5) = 7

Reorder the terms:
-1(-7 + 5y) + -1(-4 + -5) = 7
(-7 * -1 + 5y * -1) + -1(-4 + -5) = 7
(7 + -5y) + -1(-4 + -5) = 7

Combine like terms: -4 + -5 = -9
7 + -5y + -1(-9) = 7

Multiply -1 * -9
7 + -5y + 9 = 7

Reorder the terms:
7 + 9 + -5y = 7

Combine like terms: 7 + 9 = 16
16 + -5y = 7

Solving
16 + -5y = 7

Solving for variable 'y'.

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

Add '-16' to each side of the equation.
16 + -16 + -5y = 7 + -16

Combine like terms: 16 + -16 = 0
0 + -5y = 7 + -16
-5y = 7 + -16

Combine like terms: 7 + -16 = -9
-5y = -9

Divide each side by '-5'.
y = 1.8

Simplifying
y = 1.8

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