2y+7=31-4y

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Solution for 2y+7=31-4y equation:


Simplifying
2y + 7 = 31 + -4y

Reorder the terms:
7 + 2y = 31 + -4y

Solving
7 + 2y = 31 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
7 + 2y + 4y = 31 + -4y + 4y

Combine like terms: 2y + 4y = 6y
7 + 6y = 31 + -4y + 4y

Combine like terms: -4y + 4y = 0
7 + 6y = 31 + 0
7 + 6y = 31

Add '-7' to each side of the equation.
7 + -7 + 6y = 31 + -7

Combine like terms: 7 + -7 = 0
0 + 6y = 31 + -7
6y = 31 + -7

Combine like terms: 31 + -7 = 24
6y = 24

Divide each side by '6'.
y = 4

Simplifying
y = 4

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