3r-2r+r=30

Simple and best practice solution for 3r-2r+r=30 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-2r+r=30 equation: 


Simplifying
3r + -2r + r = 30

Combine like terms: 3r + -2r = 1r
1r + r = 30

Combine like terms: 1r + r = 2r
2r = 30

Solving
2r = 30

Solving for variable 'r'.

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

Divide each side by '2'.
r = 15

Simplifying
r = 15

See similar equations:

| 625x^4-256y^4=0 | | 5x-7y=xy-10 | | 8k+2k+4K+3k-15k=20 | | 10x+9=2x+8 | | 11b-10b=15 | | 10x+9=2x+9 | | 5.7a+15=72 | | 7g-5g=12 | | 6y-3=10y+5 | | -5-6(9+2x)=40 | | 12r^2+13r=4 | | 4m-48+14m=618-20m | | 2.7x+36=7.29+6x | | 10+2t=6 | | 6(-4)=2y-4 | | 121-256x^2=0 | | 3x+2=2(x-2)+7 | | 6(-4)=2y | | 46=6r-8 | | 6.25x+81=39.0625+9x | | 66=3x^2-18x+81 | | 37x+9-22x=7619 | | 3x=24+2x | | 6.25x+81=3.90625+9x | | 5(5x-4)=45 | | (k+3)(4k+7)=0 | | 0=-16t^2+100t+200 | | (9k+11)(k+9)=79 | | -2x+58=98-12x | | y-20=15(x-3) | | 2x=247x | | 78=3x^2-60x+375 |

Equations solver categories