7r+9=8r

Simple and best practice solution for 7r+9=8r 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 7r+9=8r equation:


7r+9=8r

We simplify the equation to the form, which is simple to understand 
7r+9=8r

We move all terms containing r to the left and all other terms to the right. 
+7r-8r=-9

We simplify left and right side of the equation. 
-1r=-9

We divide both sides of the equation by -1 to get r. 
r=9

See similar equations:

| y^4=4x^4+6xy | | 5x+200=0 | | 12473x+764362=65436x-(-6236) | | 5x+200=100 | | 84-X=7X+61 | | 5b-1=21 | | y=x^4-4x^3-x^2+12x-2 | | 6x+10=3x+12 | | 2u-3=12 | | 4x+6*-4=4 | | 766x+98=678y+7x | | 57-3x=7-8x | | 7x+4*-4=33 | | 6g-1=2 | | 30=-10y | | X^2=0.3 | | 4n+3=145 | | 7a-1=13 | | -52=13h | | x(8-x)+6X=-2 | | x(8-x)+6X=-2 | | 4a+3=129 | | 32x^5-485x^2=0 | | y=x^2+2forx | | x^2-6x+9=45 | | 3x+4=2x+1+1 | | (6x^4)(2x^3)= | | -8c=100 | | -2=-5(b-6) | | 0.15=x^6 | | 2x^2=777x+4 | | 12x-3(6)=42 |

Equations solver categories