3(4y-5)-7(2y-1)=

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Solution for 3(4y-5)-7(2y-1)= equation:


Simplifying
3(4y + -5) + -7(2y + -1) = 0

Reorder the terms:
3(-5 + 4y) + -7(2y + -1) = 0
(-5 * 3 + 4y * 3) + -7(2y + -1) = 0
(-15 + 12y) + -7(2y + -1) = 0

Reorder the terms:
-15 + 12y + -7(-1 + 2y) = 0
-15 + 12y + (-1 * -7 + 2y * -7) = 0
-15 + 12y + (7 + -14y) = 0

Reorder the terms:
-15 + 7 + 12y + -14y = 0

Combine like terms: -15 + 7 = -8
-8 + 12y + -14y = 0

Combine like terms: 12y + -14y = -2y
-8 + -2y = 0

Solving
-8 + -2y = 0

Solving for variable 'y'.

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

Add '8' to each side of the equation.
-8 + 8 + -2y = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -2y = 0 + 8
-2y = 0 + 8

Combine like terms: 0 + 8 = 8
-2y = 8

Divide each side by '-2'.
y = -4

Simplifying
y = -4

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