(-2r-1)=11

Simple and best practice solution for (-2r-1)=11 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-1)=11 equation:


Simplifying
(-2r + -1) = 11

Reorder the terms:
(-1 + -2r) = 11

Remove parenthesis around (-1 + -2r)
-1 + -2r = 11

Solving
-1 + -2r = 11

Solving for variable 'r'.

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

Add '1' to each side of the equation.
-1 + 1 + -2r = 11 + 1

Combine like terms: -1 + 1 = 0
0 + -2r = 11 + 1
-2r = 11 + 1

Combine like terms: 11 + 1 = 12
-2r = 12

Divide each side by '-2'.
r = -6

Simplifying
r = -6

See similar equations:

| X^2+20x-100=18 | | (-2r-1)=1 | | X^2+20x-10=18 | | X^2+20x+100=18 | | (-6m)=30 | | X^2+20x+10=18 | | (-3r)=9 | | 19.5/6.5 | | x^2-9=9x+1 | | (3x)=9 | | 13/y+5/y=2 | | 12x+5=13x-10 | | 3y+5/2=2y/3 | | 0.6666666= | | 7/15=r-14/15 | | 3/4p=9 | | -42+9x=10(2x+5)-4 | | y=3x/4+5 | | l-2=-10 | | A^4=20736 | | 7+3n=16 | | (1-w)(5w+8)=0 | | -x/2+3=11 | | 1/3*729 | | x+3/3+x+1/5+2 | | ax+5y=-6v | | 4(x-5)-3(x-3)=2(x+15) | | 4y^2+12y+3=0 | | x+5/3+x+1/5+2 | | 4.905t^2-11.8t-2.4=0 | | -6+10w=9w | | 15p+-13=17 |

Equations solver categories