3(5y-7)=15

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Solution for 3(5y-7)=15 equation:


Simplifying
3(5y + -7) = 15

Reorder the terms:
3(-7 + 5y) = 15
(-7 * 3 + 5y * 3) = 15
(-21 + 15y) = 15

Solving
-21 + 15y = 15

Solving for variable 'y'.

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

Add '21' to each side of the equation.
-21 + 21 + 15y = 15 + 21

Combine like terms: -21 + 21 = 0
0 + 15y = 15 + 21
15y = 15 + 21

Combine like terms: 15 + 21 = 36
15y = 36

Divide each side by '15'.
y = 2.4

Simplifying
y = 2.4

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