8y-13(7y+9)=381

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Solution for 8y-13(7y+9)=381 equation:


Simplifying
8y + -13(7y + 9) = 381

Reorder the terms:
8y + -13(9 + 7y) = 381
8y + (9 * -13 + 7y * -13) = 381
8y + (-117 + -91y) = 381

Reorder the terms:
-117 + 8y + -91y = 381

Combine like terms: 8y + -91y = -83y
-117 + -83y = 381

Solving
-117 + -83y = 381

Solving for variable 'y'.

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

Add '117' to each side of the equation.
-117 + 117 + -83y = 381 + 117

Combine like terms: -117 + 117 = 0
0 + -83y = 381 + 117
-83y = 381 + 117

Combine like terms: 381 + 117 = 498
-83y = 498

Divide each side by '-83'.
y = -6

Simplifying
y = -6

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