45=3(4+y)

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Solution for 45=3(4+y) equation:


Simplifying
45 = 3(4 + y)
45 = (4 * 3 + y * 3)
45 = (12 + 3y)

Solving
45 = 12 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
45 + -3y = 12 + 3y + -3y

Combine like terms: 3y + -3y = 0
45 + -3y = 12 + 0
45 + -3y = 12

Add '-45' to each side of the equation.
45 + -45 + -3y = 12 + -45

Combine like terms: 45 + -45 = 0
0 + -3y = 12 + -45
-3y = 12 + -45

Combine like terms: 12 + -45 = -33
-3y = -33

Divide each side by '-3'.
y = 11

Simplifying
y = 11

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