31=3y+9-8y

Simple and best practice solution for 31=3y+9-8y 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 31=3y+9-8y equation:


Simplifying
31 = 3y + 9 + -8y

Reorder the terms:
31 = 9 + 3y + -8y

Combine like terms: 3y + -8y = -5y
31 = 9 + -5y

Solving
31 = 9 + -5y

Solving for variable 'y'.

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

Add '5y' to each side of the equation.
31 + 5y = 9 + -5y + 5y

Combine like terms: -5y + 5y = 0
31 + 5y = 9 + 0
31 + 5y = 9

Add '-31' to each side of the equation.
31 + -31 + 5y = 9 + -31

Combine like terms: 31 + -31 = 0
0 + 5y = 9 + -31
5y = 9 + -31

Combine like terms: 9 + -31 = -22
5y = -22

Divide each side by '5'.
y = -4.4

Simplifying
y = -4.4

See similar equations:

| H-13/5=-34 | | 5p-5(-6-6p)=-6p+30 | | -3+13y+7=15+16y-23 | | (5a^4b^6)(-4ab^10)= | | x^3+22x+28=225y | | 10(35-x/5)=10(x/2) | | 5y-8=82 | | x^3+22x+28=900 | | x^3+22x+28=675 | | x^3+22x+28=450 | | 7z+3-5z=66-5z | | x^3+22x+28=225 | | 6(X/2)=6(x/3-10) | | 5X+.5Y=3 | | -4(y-3y)+3=-2(2y-y)+1+9y | | 2(-3)-3(-9)=4 | | -4(y-3y)+3=-2(2-y)+1+9y | | 34=-3x+5(x+4) | | 5(G-18)=-30 | | 20(X/4)=20(x/5-12) | | 2(y-3)+3y=39 | | 5/40=x/100 | | 54-3R=-18 | | 6ab/2ab= | | 4(a-7)+14=2(a-4) | | 0.4u+8=-0.2u+3 | | 1.386x=x+2 | | 20u+119.85=919.85 | | 5x+8x=15x-6 | | 6E-16=10E+38 | | (2x+3)=(x+5) | | -7(-3)+2(-9)=3 |

Equations solver categories