10y+7=3(3y+7)

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Solution for 10y+7=3(3y+7) equation:


Simplifying
10y + 7 = 3(3y + 7)

Reorder the terms:
7 + 10y = 3(3y + 7)

Reorder the terms:
7 + 10y = 3(7 + 3y)
7 + 10y = (7 * 3 + 3y * 3)
7 + 10y = (21 + 9y)

Solving
7 + 10y = 21 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
7 + 10y + -9y = 21 + 9y + -9y

Combine like terms: 10y + -9y = 1y
7 + 1y = 21 + 9y + -9y

Combine like terms: 9y + -9y = 0
7 + 1y = 21 + 0
7 + 1y = 21

Add '-7' to each side of the equation.
7 + -7 + 1y = 21 + -7

Combine like terms: 7 + -7 = 0
0 + 1y = 21 + -7
1y = 21 + -7

Combine like terms: 21 + -7 = 14
1y = 14

Divide each side by '1'.
y = 14

Simplifying
y = 14

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