-2*8+9=y

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Solution for -2*8+9=y equation:


Simplifying
-2 * 8 + 9 = y

Multiply -2 * 8
-16 + 9 = y

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

Solving
-7 = 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 = y + -1y

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

Add '7' to each side of the equation.
-7 + 7 + -1y = 0 + 7

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

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

Divide each side by '-1'.
y = -7

Simplifying
y = -7

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