-9(7)+9y=126

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Solution for -9(7)+9y=126 equation: 


Simplifying
-9(7) + 9y = 126

Multiply -9 * 7
-63 + 9y = 126

Solving
-63 + 9y = 126

Solving for variable 'y'.

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

Add '63' to each side of the equation.
-63 + 63 + 9y = 126 + 63

Combine like terms: -63 + 63 = 0
0 + 9y = 126 + 63
9y = 126 + 63

Combine like terms: 126 + 63 = 189
9y = 189

Divide each side by '9'.
y = 21

Simplifying
y = 21

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