-[7]=5+y

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Solution for -[7]=5+y equation:


Simplifying
-1[7] = 5 + y

Multiply -1 * 7
-7 = 5 + y

Solving
-7 = 5 + y

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 = 5 + y + -1y

Combine like terms: y + -1y = 0
-7 + -1y = 5 + 0
-7 + -1y = 5

Add '7' to each side of the equation.
-7 + 7 + -1y = 5 + 7

Combine like terms: -7 + 7 = 0
0 + -1y = 5 + 7
-1y = 5 + 7

Combine like terms: 5 + 7 = 12
-1y = 12

Divide each side by '-1'.
y = -12

Simplifying
y = -12

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