3(5y-6)-(8y+9)=

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Solution for 3(5y-6)-(8y+9)= equation:


Simplifying
3(5y + -6) + -1(8y + 9) = 0

Reorder the terms:
3(-6 + 5y) + -1(8y + 9) = 0
(-6 * 3 + 5y * 3) + -1(8y + 9) = 0
(-18 + 15y) + -1(8y + 9) = 0

Reorder the terms:
-18 + 15y + -1(9 + 8y) = 0
-18 + 15y + (9 * -1 + 8y * -1) = 0
-18 + 15y + (-9 + -8y) = 0

Reorder the terms:
-18 + -9 + 15y + -8y = 0

Combine like terms: -18 + -9 = -27
-27 + 15y + -8y = 0

Combine like terms: 15y + -8y = 7y
-27 + 7y = 0

Solving
-27 + 7y = 0

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 + 7y = 0 + 27

Combine like terms: -27 + 27 = 0
0 + 7y = 0 + 27
7y = 0 + 27

Combine like terms: 0 + 27 = 27
7y = 27

Divide each side by '7'.
y = 3.857142857

Simplifying
y = 3.857142857

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