9(4Y-7)-(6Y+7)=Y

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Solution for 9(4Y-7)-(6Y+7)=Y equation:


Simplifying
9(4Y + -7) + -1(6Y + 7) = Y

Reorder the terms:
9(-7 + 4Y) + -1(6Y + 7) = Y
(-7 * 9 + 4Y * 9) + -1(6Y + 7) = Y
(-63 + 36Y) + -1(6Y + 7) = Y

Reorder the terms:
-63 + 36Y + -1(7 + 6Y) = Y
-63 + 36Y + (7 * -1 + 6Y * -1) = Y
-63 + 36Y + (-7 + -6Y) = Y

Reorder the terms:
-63 + -7 + 36Y + -6Y = Y

Combine like terms: -63 + -7 = -70
-70 + 36Y + -6Y = Y

Combine like terms: 36Y + -6Y = 30Y
-70 + 30Y = Y

Solving
-70 + 30Y = Y

Solving for variable 'Y'.

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

Add '-1Y' to each side of the equation.
-70 + 30Y + -1Y = Y + -1Y

Combine like terms: 30Y + -1Y = 29Y
-70 + 29Y = Y + -1Y

Combine like terms: Y + -1Y = 0
-70 + 29Y = 0

Add '70' to each side of the equation.
-70 + 70 + 29Y = 0 + 70

Combine like terms: -70 + 70 = 0
0 + 29Y = 0 + 70
29Y = 0 + 70

Combine like terms: 0 + 70 = 70
29Y = 70

Divide each side by '29'.
Y = 2.413793103

Simplifying
Y = 2.413793103

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