2=r-9

Simple and best practice solution for 2=r-9 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 2=r-9 equation:


Simplifying
2 = r + -9

Reorder the terms:
2 = -9 + r

Solving
2 = -9 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
2 + -1r = -9 + r + -1r

Combine like terms: r + -1r = 0
2 + -1r = -9 + 0
2 + -1r = -9

Add '-2' to each side of the equation.
2 + -2 + -1r = -9 + -2

Combine like terms: 2 + -2 = 0
0 + -1r = -9 + -2
-1r = -9 + -2

Combine like terms: -9 + -2 = -11
-1r = -11

Divide each side by '-1'.
r = 11

Simplifying
r = 11

See similar equations:

| 15x+8y=2400 | | n=1.1 | | (w+10)5=60 | | 14x-35=19x | | X(X+11)=198in^2 | | 11=p+5 | | 1/3h-42/3h-3=2/3h-6 | | .06x=20 | | 8x+40=x | | 22x-16=4+65 | | 2x+7(-x-1)=2 | | 11z=12z-28 | | x^2+7x-2=6x | | -5(-5x-5)-2x+1=-7 | | X(X-3)=80 | | Z+1.8=7.4 | | x=.94x+102 | | -3-2*-6= | | 2(x+2)=-4-2x | | (2x-3)/18-(x-4)/6=1/9 | | 3x^2+36+81=0 | | -7r+4=18 | | z+49=15 | | 2x+7(-x+1)=2 | | -7r+4=17 | | 3x^3+36+81=0 | | 82x+47=75x+166 | | 3sinx=-3 | | 400-4x=20 | | 0.22=0.7+0.5m | | 4yx+5x=y | | -5(-2x-3)-3x-4=-38 |

Equations solver categories