3(r-4)=12

Simple and best practice solution for 3(r-4)=12 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 3(r-4)=12 equation:


3(r-4)=12

We simplify the equation to the form, which is simple to understand 
3(r-4)=12

Reorder the terms in parentheses
+(+3r-12)=12

Remove unnecessary parentheses
+3r-12=+12

We move all terms containing r to the left and all other terms to the right. 
+3r=+12+12

We simplify left and right side of the equation. 
+3r=+24

We divide both sides of the equation by 3 to get r. 
r=8

See similar equations:

| 0.7x+16+4w=27.28 | | 50=-6x+4x-3-8 | | 186=-6(5-4x)+3x | | 5y-8-3y+12= | | 8x+78=2x+3 | | x^3-a=0 | | C*4=20 | | j-(-18)=94 | | 180-70= | | Q+6=36 | | 15m=1.25 | | lnx^4-7lnx=1 | | (17n^4+2n^3)-(10n^4+n^3)= | | 22.41*2-5.09= | | 2x=10+2x | | logx+log(x+2)=log(3x) | | 10n+7-3n+5= | | (n+6)=(3n-10) | | -480=-8(4-7r) | | (-5)9x-15=-465 | | 5-3x+8x=6-2x+3x | | -x^2-6x-10=-1 | | f(x)=2tanx | | 4n-2-7n=20 | | -4[x+2(5xy-x)]= | | X(2)+4x-2=0 | | 25+7.5w=250 | | f(x)=-7x^2+9x+1 | | (6w^2-3w+1)-(w^2+w-9)= | | 40+M=100 | | 8k-40=1+6 | | 11.3l-10.3l+7=13.24 |

Equations solver categories