-2(6+r)-7=18

Simple and best practice solution for -2(6+r)-7=18 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(6+r)-7=18 equation:


-2(6+r)-7=18

We simplify the equation to the form, which is simple to understand 
-2(6+r)-7=18

Reorder the terms in parentheses
+(-12-2r)-7=18

Remove unnecessary parentheses
-12-2r-7=+18

We move all terms containing r to the left and all other terms to the right. 
-2r=+18+12+7

We simplify left and right side of the equation. 
-2r=+37

We divide both sides of the equation by -2 to get r. 
r=-18.5

See similar equations:

| 3(r-1)+2(r-1)=-20 | | f(t)=1.90+1.40t | | 18x-40=22x | | 3(r-1)+2(r-1)=20 | | 9(3t-5)+13=-8 | | 4d-2=20 | | b=4a-17-2b | | 4x-5=8x-7 | | 765=10n+7n | | 3v+5=8-4(2v-2) | | x^3=0.027 | | x^2=0.49 | | (X^2+3x-2)+(5x-6)=y | | 3x+x-5=-21 | | x+(x-3)+(x+4)=40 | | [6y-4]=18 | | 5x-5=7-x | | y^2+4y+6=0 | | y^2-4y-6=0 | | 5(6-6x)=60 | | y^2-4y+6=0 | | 2x-27=x | | 2(-2x+2)=28 | | (A-2)=9 | | 7x^2-6x-6=0 | | -5(-1x+9)=10 | | 10(2x-1)=0 | | ax+b=12 | | 6(10+4x)=-228 | | x^5-9x^3-x^2-9=0 | | 12x-2(4x-6)=4x+12 | | r^4-2r^3+5y^2=0 |

Equations solver categories