-2r-3=17

Simple and best practice solution for -2r-3=17 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 -2r-3=17 equation: 


Simplifying
-2r + -3 = 17

Reorder the terms:
-3 + -2r = 17

Solving
-3 + -2r = 17

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + -2r = 17 + 3

Combine like terms: -3 + 3 = 0
0 + -2r = 17 + 3
-2r = 17 + 3

Combine like terms: 17 + 3 = 20
-2r = 20

Divide each side by '-2'.
r = -10

Simplifying
r = -10

See similar equations:

| sqrt(2)x^2+7x+5sqrt(2)=0 | | 3(3m-2)=6(m-5) | | X^2=ax+1 | | 8(y+2)-4y= | | 5+(-12)=5x-7-4x | | 5x(5+55)= | | 15+4n=8+2n | | 20s+8=2s | | 1.998+3.996=8 | | (z-1-i)(z-1+i)(z+1+i)(z+1-i)=l | | a(3b+-1)=2b+2 | | 10x^2-9=0 | | 1500x+10000=1300x+18000 | | 3(2x+10)=5(5x-5) | | E=(3-4x)-(-2x+8) | | 6n-1=2n+1 | | (-2.4-3/5)=-3 | | 22+6=4c+12 | | 7.9x+5.4y=545 | | 1+80z=2+.75z | | 22+33(7)=238 | | 15+.75c=.50+13 | | 22+33r=238 | | 14x+2=1.50+20x | | 6k+1=2k+7 | | 20x^2y-5y=0 | | 22+33(6.5)=238 | | 81s^2-49=0 | | 7s+2=4s+1 | | (2/5+3/5*6.5)=(238/55) | | 9x-7=5x-27 | | 12z-2=9z-7 |

Equations solver categories