-3.1=8.9-4y

Simple and best practice solution for -3.1=8.9-4y equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for -3.1=8.9-4y equation:


Simplifying
-3.1 = 8.9 + -4y

Solving
-3.1 = 8.9 + -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.
-3.1 + 4y = 8.9 + -4y + 4y

Combine like terms: -4y + 4y = 0
-3.1 + 4y = 8.9 + 0
-3.1 + 4y = 8.9

Add '3.1' to each side of the equation.
-3.1 + 3.1 + 4y = 8.9 + 3.1

Combine like terms: -3.1 + 3.1 = 0.0
0.0 + 4y = 8.9 + 3.1
4y = 8.9 + 3.1

Combine like terms: 8.9 + 3.1 = 12
4y = 12

Divide each side by '4'.
y = 3

Simplifying
y = 3

See similar equations:

| y=x^2-15x+54 | | -6x-6y=42 | | x-5y=29 | | x-1=4x-13 | | 17=-8x-7 | | 3x^2+3x-4=0 | | -17n-5=-9n+3 | | y=7x+2-3x^2 | | y=2x^2+4x+3 | | x+96=30 | | 7y-1=6 | | y=x^2+16-8x | | -5b^2+b+1=0 | | 74-x=29 | | .75l*.25l=225 | | x+3.7=12.2 | | -2x-21=81 | | 4x=5x+9 | | 14x=239 | | -8x^2+7x-3=0 | | 5(3x+2)-7(-x+4)=2 | | 0.2x+6.4=5.9 | | -2x^2-2x-1=0 | | 4*x^2=16 | | 147-2x=43x+17 | | 5y-75=425 | | X*X*X*X*X*X*X*X*X*X*X*X*X*X*X*X*X*X*X*X-41X=-20 | | 4x+6+7x=72 | | 5m+8=8 | | -3x^2+9x-1=0 | | y=2x^2+4x-5 | | 3w+20=95 |

Equations solver categories