9(10y+3)-3y=-843

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Solution for 9(10y+3)-3y=-843 equation:


Simplifying
9(10y + 3) + -3y = -843

Reorder the terms:
9(3 + 10y) + -3y = -843
(3 * 9 + 10y * 9) + -3y = -843
(27 + 90y) + -3y = -843

Combine like terms: 90y + -3y = 87y
27 + 87y = -843

Solving
27 + 87y = -843

Solving for variable 'y'.

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

Add '-27' to each side of the equation.
27 + -27 + 87y = -843 + -27

Combine like terms: 27 + -27 = 0
0 + 87y = -843 + -27
87y = -843 + -27

Combine like terms: -843 + -27 = -870
87y = -870

Divide each side by '87'.
y = -10

Simplifying
y = -10

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