2(-y)+4=3y-7

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Solution for 2(-y)+4=3y-7 equation:


Simplifying
2(-1y) + 4 = 3y + -7

Remove parenthesis around (-1y)
2 * -1y + 4 = 3y + -7

Multiply 2 * -1
-2y + 4 = 3y + -7

Reorder the terms:
4 + -2y = 3y + -7

Reorder the terms:
4 + -2y = -7 + 3y

Solving
4 + -2y = -7 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
4 + -2y + -3y = -7 + 3y + -3y

Combine like terms: -2y + -3y = -5y
4 + -5y = -7 + 3y + -3y

Combine like terms: 3y + -3y = 0
4 + -5y = -7 + 0
4 + -5y = -7

Add '-4' to each side of the equation.
4 + -4 + -5y = -7 + -4

Combine like terms: 4 + -4 = 0
0 + -5y = -7 + -4
-5y = -7 + -4

Combine like terms: -7 + -4 = -11
-5y = -11

Divide each side by '-5'.
y = 2.2

Simplifying
y = 2.2

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