3r-7=13+2r

Simple and best practice solution for 3r-7=13+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-7=13+2r equation:


Simplifying
3r + -7 = 13 + 2r

Reorder the terms:
-7 + 3r = 13 + 2r

Solving
-7 + 3r = 13 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
-7 + 3r + -2r = 13 + 2r + -2r

Combine like terms: 3r + -2r = 1r
-7 + 1r = 13 + 2r + -2r

Combine like terms: 2r + -2r = 0
-7 + 1r = 13 + 0
-7 + 1r = 13

Add '7' to each side of the equation.
-7 + 7 + 1r = 13 + 7

Combine like terms: -7 + 7 = 0
0 + 1r = 13 + 7
1r = 13 + 7

Combine like terms: 13 + 7 = 20
1r = 20

Divide each side by '1'.
r = 20

Simplifying
r = 20

See similar equations:

| 2n-18=-15+n | | 5x+9x=56 | | -3w-4.6=5.9 | | 5x-9x=56 | | 0.75f+5=-5 | | 24+8x=12x-51 | | v+v-31.6+v+24.7=189.9 | | -10x-24=-224 | | 9x-13=41 | | 2x+9=3x+2 | | w/6+0.625=-1.375 | | -4x-42=14-6x | | 2x-3+5=3x*4 | | 7z+4.2=2.8 | | 9x+71-7x-18=3x+5 | | 3.7r=9 | | -0.28571428571m=-6 | | 4x+140=9x-5 | | a+a-2=a+4-a+2 | | v+(v-30.4)+(v+26.7)=195.5 | | -.20b-0.4=-2 | | 3w+42=16w+24 | | 272-2x=43x+17 | | -16-5x=14-4x | | -131=78+72 | | 8x^7y^5+48x^5y^4+24xy= | | v+v-30.6+v+25.8=195.0 | | -2x-70+16x-x+10= | | 4x^6y^4+28x^4y^3+28xy= | | 7+-3v=6+v | | v+v-33.9+v+26.5=199.3 | | 2x+6=60 |

Equations solver categories