9r=20+r

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


Simplifying
9r = 20 + r

Solving
9r = 20 + 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.
9r + -1r = 20 + r + -1r

Combine like terms: 9r + -1r = 8r
8r = 20 + r + -1r

Combine like terms: r + -1r = 0
8r = 20 + 0
8r = 20

Divide each side by '8'.
r = 2.5

Simplifying
r = 2.5

See similar equations:

| 5x+4=x-4 | | -24-6x=-54 | | 4/7x=23 | | 37=n+4 | | 11x-6(3+3x)=-53 | | 1x^2+.8*1x^2+.8= | | 56h=56 | | -15+t=(-9) | | 3b+4(b+2)= | | X-1=(-14) | | 9y-4=1 | | 8x-15= | | 6*=36 | | (9x/5)+2x=1 | | X-(-16)=(-16) | | x/7+10.3=-12.1 | | 120+22y=2(105-4y) | | A-10=(-6) | | x^2+1x=42 | | 8u-10.2=15.4 | | 120+22y=2(588) | | -3(r+2)=-55 | | 3+w/31.25=8 | | -3k+10=n+4 | | 120+22y=2(98)(6y) | | x*35.00=6.65 | | A-6=(-30) | | 2x^5=3 | | 3a+2=28+6 | | 7(0)-y=14 | | 6x+80=145-7Xx | | -3+u=(-20) |

Equations solver categories