3r-12+r=13-r+3

Simple and best practice solution for 3r-12+r=13-r+3 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-12+r=13-r+3 equation: 


Simplifying
3r + -12 + r = 13 + -1r + 3

Reorder the terms:
-12 + 3r + r = 13 + -1r + 3

Combine like terms: 3r + r = 4r
-12 + 4r = 13 + -1r + 3

Reorder the terms:
-12 + 4r = 13 + 3 + -1r

Combine like terms: 13 + 3 = 16
-12 + 4r = 16 + -1r

Solving
-12 + 4r = 16 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
-12 + 4r + r = 16 + -1r + r

Combine like terms: 4r + r = 5r
-12 + 5r = 16 + -1r + r

Combine like terms: -1r + r = 0
-12 + 5r = 16 + 0
-12 + 5r = 16

Add '12' to each side of the equation.
-12 + 12 + 5r = 16 + 12

Combine like terms: -12 + 12 = 0
0 + 5r = 16 + 12
5r = 16 + 12

Combine like terms: 16 + 12 = 28
5r = 28

Divide each side by '5'.
r = 5.6

Simplifying
r = 5.6

See similar equations:

| x/5+1=-29 | | 11a=lna | | 3.5/32.2 | | H=-37(2003)+76730 | | x/4=x+1/10 | | 23/3x-3/22 | | (1/x)=2 | | 5(p+2)+8=2(p-1)-7p+15 | | 24=26x | | Y=-(2)+2 | | 6x-4-5=4 | | 5x-3(2x+4)=-3 | | H=37(2003)+76730 | | 3-29b=1/3b-7 | | 1-5n=1+3n | | 2x+5+6m=-27 | | x/16=10/4 | | 240=-16x^2+44x+320 | | 10b-2=7b-7.3 | | 10+45y=75y-30 | | s+25=23 | | c/7=13 | | H=-37(2004)+76730 | | 6.3+0.5g=16.3 | | 11x^2-200x=0 | | 6x+4+2x-10=180 | | 18b+30=12b-41 | | 8y-5=6y+4 | | 10-5(2x+3y)= | | 3+2m-3=9 | | (2x+4)/2=8 | | x/7-x/14+9=x-9 |

Equations solver categories