3r+2+9r-10=0

Simple and best practice solution for 3r+2+9r-10=0 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 3r+2+9r-10=0 equation:


Simplifying
3r + 2 + 9r + -10 = 0

Reorder the terms:
2 + -10 + 3r + 9r = 0

Combine like terms: 2 + -10 = -8
-8 + 3r + 9r = 0

Combine like terms: 3r + 9r = 12r
-8 + 12r = 0

Solving
-8 + 12r = 0

Solving for variable 'r'.

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

Add '8' to each side of the equation.
-8 + 8 + 12r = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 12r = 0 + 8
12r = 0 + 8

Combine like terms: 0 + 8 = 8
12r = 8

Divide each side by '12'.
r = 0.6666666667

Simplifying
r = 0.6666666667

See similar equations:

| -16=-3a+7a | | 3x+4(2-2x)=3(5x+1)-15 | | 6n-1-4n=-5 | | -x+3y=20 | | 247-472= | | 3x-(2x+6)=-4 | | d=.5gr | | (2-5m)(-5)+m= | | 6y=-9x-24 | | 4v-2(v+5)=-(2B+15) | | 4x-16=2x+8 | | x-.5-12=10 | | 2=4-1r | | m-17=-29 | | 3+5x=30+x | | 3x+3=6x-9 | | 6-2x=5x+20 | | 2=1r-4 | | A+b+(c+33)=180 | | x+(-4x)= | | 0.27(6)+0.03x=0.09(6+x) | | -8(6x+3)+4x= | | 5x+6-2x=5-x | | -36+2t=3t-4t | | 6x-18=3x+6 | | 0=k(2x^4-5Lx^3+3L^2X^2) | | 6=3-1r | | 11x-12=20-5x | | y=k(2x^4-5Lx^3+3L^2X^2) | | -16x^2+4x+26=0 | | 2.4-4.8v=13.92 | | 4t^2-3t-25= |

Equations solver categories