3(5y+7)=

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Solution for 3(5y+7)= equation:


Simplifying
3(5y + 7) = 0

Reorder the terms:
3(7 + 5y) = 0
(7 * 3 + 5y * 3) = 0
(21 + 15y) = 0

Solving
21 + 15y = 0

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 = 0 + -21

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

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

Divide each side by '15'.
y = -1.4

Simplifying
y = -1.4

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