3(1)+2y+2=-21+7y-1

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Solution for 3(1)+2y+2=-21+7y-1 equation: 


Simplifying
3(1) + 2y + 2 = -21 + 7y + -1

Multiply 3 * 1
3 + 2y + 2 = -21 + 7y + -1

Reorder the terms:
3 + 2 + 2y = -21 + 7y + -1

Combine like terms: 3 + 2 = 5
5 + 2y = -21 + 7y + -1

Reorder the terms:
5 + 2y = -21 + -1 + 7y

Combine like terms: -21 + -1 = -22
5 + 2y = -22 + 7y

Solving
5 + 2y = -22 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
5 + 2y + -7y = -22 + 7y + -7y

Combine like terms: 2y + -7y = -5y
5 + -5y = -22 + 7y + -7y

Combine like terms: 7y + -7y = 0
5 + -5y = -22 + 0
5 + -5y = -22

Add '-5' to each side of the equation.
5 + -5 + -5y = -22 + -5

Combine like terms: 5 + -5 = 0
0 + -5y = -22 + -5
-5y = -22 + -5

Combine like terms: -22 + -5 = -27
-5y = -27

Divide each side by '-5'.
y = 5.4

Simplifying
y = 5.4

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