3(5)+4y=7

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Solution for 3(5)+4y=7 equation: 


Simplifying
3(5) + 4y = 7

Multiply 3 * 5
15 + 4y = 7

Solving
15 + 4y = 7

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + 4y = 7 + -15

Combine like terms: 15 + -15 = 0
0 + 4y = 7 + -15
4y = 7 + -15

Combine like terms: 7 + -15 = -8
4y = -8

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

Simplifying
y = -2

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