-7r+8r=30.5

Simple and best practice solution for -7r+8r=30.5 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+8r=30.5 equation: 


Simplifying
-7r + 8r = 30.5

Combine like terms: -7r + 8r = 1r
1r = 30.5

Solving
1r = 30.5

Solving for variable 'r'.

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

Divide each side by '1'.
r = 30.5

Simplifying
r = 30.5

See similar equations:

| 3.75r=75 | | -6(1-9.5s)=22.5 | | 4560-98y=16y | | 5x-4*-1=-16 | | 81x/9=9 | | 5(3x-15-2)=70 | | -29.5+4b=-4.5(5b-7.5) | | x+15x+56=0 | | 2+3.5(1-8y)=22.5 | | 0.6x=42 | | x+15+56=0 | | -2x+6*1=-6 | | (0)+x=-3 | | 4-7i/(-3+6i)=0 | | 25=3-y | | 26=3-y | | -42i^2+45i-12=0 | | -7(4b+4)+(29b-8)=0 | | y-3.7=6.93 | | -26.5=4(2.5n+4.5) | | -x+2*-1=-8 | | 40=8y | | (17b-6)-8(2b+4)=-6 | | 6x+y=21 | | 81x/8=9 | | y+(0)=-3 | | -x+7*-2=-20 | | -5.5(7c+4.5)=18.5 | | 0.9(2x+8)=21.4-1x+3 | | 15x-=-4x+3x+15 | | 3n-4(6b+98)-4n= | | 9x+4x+2+6=5x+3+7x |

Equations solver categories