(1+y)+3y=12

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Solution for (1+y)+3y=12 equation:


Simplifying
(1 + y) + 3y = 12

Remove parenthesis around (1 + y)
1 + y + 3y = 12

Combine like terms: y + 3y = 4y
1 + 4y = 12

Solving
1 + 4y = 12

Solving for variable 'y'.

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

Add '-1' to each side of the equation.
1 + -1 + 4y = 12 + -1

Combine like terms: 1 + -1 = 0
0 + 4y = 12 + -1
4y = 12 + -1

Combine like terms: 12 + -1 = 11
4y = 11

Divide each side by '4'.
y = 2.75

Simplifying
y = 2.75

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