10r+3r-9r=20

Simple and best practice solution for 10r+3r-9r=20 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 10r+3r-9r=20 equation: 



10r+3r-9r=20

We move all terms to the left:

10r+3r-9r-(20)=0

We add all the numbers together, and all the variables

4r-20=0

We move all terms containing r to the left, all other terms to the right

4r=20

r=20/4

r=5

See similar equations:

| 45+29+z=180 | | 1+4c=10c+7 | | X=3x4+6+12 | | 12m+4=10m+6 | | +5x5=32 | | 8=5a-a | | 7/8+n=63 | | 17x-2+21x+4=180 | | 7(x-5)=x•13 | | 2+4=r≤10 | | 10-8t=-10-9t-t | | 9^2x-9^x-6=0 | | -5(x)=-7x+4 | | -16=1-3v-5 | | |4x-3|=11 | | 5u-4u=19 | | 4/5c-2=6 | | 12x-10=25+7x | | 3x+-x=-200 | | 5g-10=-110 | | -16+1-4x+1=1+4x+1 | | 5n-11=-13 | | 1)3x+12=5x–20 | | 10+9p=-9p-8 | | 7k-6k=16 | | 4.7=d/1.2. | | 9-3x(-35)=0 | | 1-x+7=13 | | 4.6d=1 | | 7f-18=143 | | 7(4x-3)=7(3x+4) | | –7d–9=–3(d+3)–4d |

Equations solver categories