.3r-2.8=3.2-.2r

Simple and best practice solution for .3r-2.8=3.2-.2r 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-2.8=3.2-.2r equation:


Simplifying
0.3r + -2.8 = 3.2 + -0.2r

Reorder the terms:
-2.8 + 0.3r = 3.2 + -0.2r

Solving
-2.8 + 0.3r = 3.2 + -0.2r

Solving for variable 'r'.

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

Add '0.2r' to each side of the equation.
-2.8 + 0.3r + 0.2r = 3.2 + -0.2r + 0.2r

Combine like terms: 0.3r + 0.2r = 0.5r
-2.8 + 0.5r = 3.2 + -0.2r + 0.2r

Combine like terms: -0.2r + 0.2r = 0.0
-2.8 + 0.5r = 3.2 + 0.0
-2.8 + 0.5r = 3.2

Add '2.8' to each side of the equation.
-2.8 + 2.8 + 0.5r = 3.2 + 2.8

Combine like terms: -2.8 + 2.8 = 0.0
0.0 + 0.5r = 3.2 + 2.8
0.5r = 3.2 + 2.8

Combine like terms: 3.2 + 2.8 = 6
0.5r = 6

Divide each side by '0.5'.
r = 12

Simplifying
r = 12

See similar equations:

| 6x+13=3x-17 | | 7k-k+3=21 | | N-(-9)=1 | | 6=2p+2 | | -10+-3q=-4q | | x/19000+1200=35000 | | x/19000-1200=35000 | | 4x+-1=-1 | | ksquared+8k-67=0 | | 6-(2x-5)=2-3x | | 60p^2=16-28p | | X-11+142=180 | | 6+4a=-10 | | x=3+0.75y | | 5.6(z+1.1)=-5.8 | | 8k+3k-9k= | | 10x=x-9 | | 3x+12y=96 | | 39+3p= | | 19000-1200/x=35000 | | -(k+3)=4(k+3) | | 40p^2=16-12p | | x+(3x+4)+(x+5)=215 | | 5y=7z+6 | | 9=8z | | 10x-55=5x-5 | | 2(19-n)=8(-5+3n) | | 1200-19000x=35000 | | 10x+500+.15=14.50 | | 1200+19000=35000 | | 10y-2(3y-6)=4(3y-6)-8y | | f(x)=4+9x^2-6x^3 |

Equations solver categories