-2(r+11)-9=-1+10(r+3)

Simple and best practice solution for -2(r+11)-9=-1+10(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 -2(r+11)-9=-1+10(r+3) equation:


Simplifying
-2(r + 11) + -9 = -1 + 10(r + 3)

Reorder the terms:
-2(11 + r) + -9 = -1 + 10(r + 3)
(11 * -2 + r * -2) + -9 = -1 + 10(r + 3)
(-22 + -2r) + -9 = -1 + 10(r + 3)

Reorder the terms:
-22 + -9 + -2r = -1 + 10(r + 3)

Combine like terms: -22 + -9 = -31
-31 + -2r = -1 + 10(r + 3)

Reorder the terms:
-31 + -2r = -1 + 10(3 + r)
-31 + -2r = -1 + (3 * 10 + r * 10)
-31 + -2r = -1 + (30 + 10r)

Combine like terms: -1 + 30 = 29
-31 + -2r = 29 + 10r

Solving
-31 + -2r = 29 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
-31 + -2r + -10r = 29 + 10r + -10r

Combine like terms: -2r + -10r = -12r
-31 + -12r = 29 + 10r + -10r

Combine like terms: 10r + -10r = 0
-31 + -12r = 29 + 0
-31 + -12r = 29

Add '31' to each side of the equation.
-31 + 31 + -12r = 29 + 31

Combine like terms: -31 + 31 = 0
0 + -12r = 29 + 31
-12r = 29 + 31

Combine like terms: 29 + 31 = 60
-12r = 60

Divide each side by '-12'.
r = -5

Simplifying
r = -5

See similar equations:

| 11m-2m=-(m+10)+10(5m-7) | | 6x^2+5x-4=3x-2 | | m-14=3m+18+2m | | 4p+7=39 | | 10-9x=28-23x | | 3(y+4)=27 | | 54=7x-9 | | 157-3x=24x+16 | | -118-9x=10x+15 | | y^2-5y-36=0 | | 9-7x=54 | | x^2=400 | | 3x+8=-31-10x | | -140-9x=7x+20 | | w-6=3 | | 94-4x=4x+6 | | 2(3n+9)=6n-63 | | 3v=12 | | 5q-4=16 | | 6x+5=-107-10x | | 7.7(x-1)=-0.3x+32.3 | | 6n+3=9+8n | | 1+6x=21+4 | | -9(k+4)=-7-7(k+5) | | 7(3x-2)=133 | | 5x-5=12x-68 | | 7-3x=-4-6x | | 5x+32=13x-40 | | 3x-4=13x-54 | | 3a+7-a-7= | | -5(3-8v)+6(7-3v)=-39 | | 4x+31=13x-41 |

Equations solver categories