9(7+8y)=90

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Solution for 9(7+8y)=90 equation: 


Simplifying
9(7 + 8y) = 90
(7 * 9 + 8y * 9) = 90
(63 + 72y) = 90

Solving
63 + 72y = 90

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 + 72y = 90 + -63

Combine like terms: 63 + -63 = 0
0 + 72y = 90 + -63
72y = 90 + -63

Combine like terms: 90 + -63 = 27
72y = 27

Divide each side by '72'.
y = 0.375

Simplifying
y = 0.375

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