-7=4-(5-y)

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


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

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

Solving
-7 = -1 + 1y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-7 + -1y = -1 + 1y + -1y

Combine like terms: 1y + -1y = 0
-7 + -1y = -1 + 0
-7 + -1y = -1

Add '7' to each side of the equation.
-7 + 7 + -1y = -1 + 7

Combine like terms: -7 + 7 = 0
0 + -1y = -1 + 7
-1y = -1 + 7

Combine like terms: -1 + 7 = 6
-1y = 6

Divide each side by '-1'.
y = -6

Simplifying
y = -6

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