-3(7y+9)=25+2y

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Solution for -3(7y+9)=25+2y equation:


Simplifying
-3(7y + 9) = 25 + 2y

Reorder the terms:
-3(9 + 7y) = 25 + 2y
(9 * -3 + 7y * -3) = 25 + 2y
(-27 + -21y) = 25 + 2y

Solving
-27 + -21y = 25 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
-27 + -21y + -2y = 25 + 2y + -2y

Combine like terms: -21y + -2y = -23y
-27 + -23y = 25 + 2y + -2y

Combine like terms: 2y + -2y = 0
-27 + -23y = 25 + 0
-27 + -23y = 25

Add '27' to each side of the equation.
-27 + 27 + -23y = 25 + 27

Combine like terms: -27 + 27 = 0
0 + -23y = 25 + 27
-23y = 25 + 27

Combine like terms: 25 + 27 = 52
-23y = 52

Divide each side by '-23'.
y = -2.260869565

Simplifying
y = -2.260869565

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