3y+7+y+43=7y+40-5y

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Solution for 3y+7+y+43=7y+40-5y equation:


Simplifying
3y + 7 + y + 43 = 7y + 40 + -5y

Reorder the terms:
7 + 43 + 3y + y = 7y + 40 + -5y

Combine like terms: 7 + 43 = 50
50 + 3y + y = 7y + 40 + -5y

Combine like terms: 3y + y = 4y
50 + 4y = 7y + 40 + -5y

Reorder the terms:
50 + 4y = 40 + 7y + -5y

Combine like terms: 7y + -5y = 2y
50 + 4y = 40 + 2y

Solving
50 + 4y = 40 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
50 + 4y + -2y = 40 + 2y + -2y

Combine like terms: 4y + -2y = 2y
50 + 2y = 40 + 2y + -2y

Combine like terms: 2y + -2y = 0
50 + 2y = 40 + 0
50 + 2y = 40

Add '-50' to each side of the equation.
50 + -50 + 2y = 40 + -50

Combine like terms: 50 + -50 = 0
0 + 2y = 40 + -50
2y = 40 + -50

Combine like terms: 40 + -50 = -10
2y = -10

Divide each side by '2'.
y = -5

Simplifying
y = -5

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