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

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


Simplifying
3(y + -5) + -7(y + -2) = 3

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

Reorder the terms:
-15 + 3y + -7(-2 + y) = 3
-15 + 3y + (-2 * -7 + y * -7) = 3
-15 + 3y + (14 + -7y) = 3

Reorder the terms:
-15 + 14 + 3y + -7y = 3

Combine like terms: -15 + 14 = -1
-1 + 3y + -7y = 3

Combine like terms: 3y + -7y = -4y
-1 + -4y = 3

Solving
-1 + -4y = 3

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + -4y = 3 + 1

Combine like terms: -1 + 1 = 0
0 + -4y = 3 + 1
-4y = 3 + 1

Combine like terms: 3 + 1 = 4
-4y = 4

Divide each side by '-4'.
y = -1

Simplifying
y = -1

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