8r+4r=-31

Simple and best practice solution for 8r+4r=-31 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 8r+4r=-31 equation: 


Simplifying
8r + 4r = -31

Combine like terms: 8r + 4r = 12r
12r = -31

Solving
12r = -31

Solving for variable 'r'.

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

Divide each side by '12'.
r = -2.583333333

Simplifying
r = -2.583333333

See similar equations:

| 3(3x+5)-8=88 | | 12x+3=-3x-39 | | x^2+y^2-8x+2y=0 | | 14*w+15*x=y-21*w | | 16-2x+5x-8=-22 | | 7i-3i(-8-6i)= | | (3c-3)*(3c-3)= | | 2-3x=2x+1 | | 5x=-15x | | -40=-10+6f | | (3c-3)2= | | 2(4m+3)-9=45 | | 10-3b-12.5= | | -(6x-2)+6x= | | 1x+4.05= | | -14=-2(5-x)+6 | | (12y*6)+2y= | | 16x+60+8x=180 | | ln(32)-ln(x)=ln(2x) | | 7p+4=16+9p | | 7x^3+35x^2+42x=0 | | (2*29.95)+(.12m)=70.46 | | (7x-5)+(4x+7)= | | 3x+22-7x=5+5x | | 94=87 | | x+(x+50)=230 | | 32=3y-6x | | 45=3.14*x | | -7=2x-4 | | 2x-x+3=x-7 | | 12y*(6+2y)= | | Y=4*-2-5 |

Equations solver categories