0.3r-2.8=3.2-0.2r

Simple and best practice solution for 0.3r-2.8=3.2-0.2r 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 0.3r-2.8=3.2-0.2r 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:

| 121b^2+12=156 | | 8.6=2.1-13y | | 2.4-5.1=4x-8.3 | | 4+5y=-21 | | 19.27(s+w)=100 | | 0.33333333333333a=0.33333333333333 | | 9(6+2x)=-(2-4x) | | -4(5-5)+3n= | | -(9x-4)=-5 | | T(9.69+w)=100 | | 120-4(3(-2+3)+5)= | | 2x^2+2y^2-324=0 | | (2x+9)(7x-8)=0 | | 8n^2+4=1156 | | Log(-2a)=log(7-4a) | | 4(x+2)-x=20 | | 9x+6=-6 | | 30x-10=31x | | 5m-3m=1+9 | | 1-4n+6+4=-7n+5 | | 5n+4n=32 | | y-3=-1(x-(-6)) | | 17+7=8x | | 8-h(2h)=72 | | (1-2)ym=2 | | 4-3(3-7x)=0 | | 2x+2y=324 | | 9.58(s-w)=100 | | u^2-3uv-40v^2= | | 6y=5x-30 | | (5+2x)(8-3x)=0 | | 8-2(3x+9)=4 |

Equations solver categories