3(y+1)2+9=891

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Solution for 3(y+1)2+9=891 equation:


Simplifying
3(y + 1) * 2 + 9 = 891

Reorder the terms:
3(1 + y) * 2 + 9 = 891

Reorder the terms for easier multiplication:
3 * 2(1 + y) + 9 = 891

Multiply 3 * 2
6(1 + y) + 9 = 891
(1 * 6 + y * 6) + 9 = 891
(6 + 6y) + 9 = 891

Reorder the terms:
6 + 9 + 6y = 891

Combine like terms: 6 + 9 = 15
15 + 6y = 891

Solving
15 + 6y = 891

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 + 6y = 891 + -15

Combine like terms: 15 + -15 = 0
0 + 6y = 891 + -15
6y = 891 + -15

Combine like terms: 891 + -15 = 876
6y = 876

Divide each side by '6'.
y = 146

Simplifying
y = 146

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