7(1-9y)=25

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Solution for 7(1-9y)=25 equation: 


Simplifying
7(1 + -9y) = 25
(1 * 7 + -9y * 7) = 25
(7 + -63y) = 25

Solving
7 + -63y = 25

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + -63y = 25 + -7

Combine like terms: 7 + -7 = 0
0 + -63y = 25 + -7
-63y = 25 + -7

Combine like terms: 25 + -7 = 18
-63y = 18

Divide each side by '-63'.
y = -0.2857142857

Simplifying
y = -0.2857142857

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