3y+7=6(y+9)

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Solution for 3y+7=6(y+9) equation:


Simplifying
3y + 7 = 6(y + 9)

Reorder the terms:
7 + 3y = 6(y + 9)

Reorder the terms:
7 + 3y = 6(9 + y)
7 + 3y = (9 * 6 + y * 6)
7 + 3y = (54 + 6y)

Solving
7 + 3y = 54 + 6y

Solving for variable 'y'.

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

Add '-6y' to each side of the equation.
7 + 3y + -6y = 54 + 6y + -6y

Combine like terms: 3y + -6y = -3y
7 + -3y = 54 + 6y + -6y

Combine like terms: 6y + -6y = 0
7 + -3y = 54 + 0
7 + -3y = 54

Add '-7' to each side of the equation.
7 + -7 + -3y = 54 + -7

Combine like terms: 7 + -7 = 0
0 + -3y = 54 + -7
-3y = 54 + -7

Combine like terms: 54 + -7 = 47
-3y = 47

Divide each side by '-3'.
y = -15.66666667

Simplifying
y = -15.66666667

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