-3(2-4r)=18

Simple and best practice solution for -3(2-4r)=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 -3(2-4r)=18 equation: 


Simplifying
-3(2 + -4r) = 18
(2 * -3 + -4r * -3) = 18
(-6 + 12r) = 18

Solving
-6 + 12r = 18

Solving for variable 'r'.

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

Add '6' to each side of the equation.
-6 + 6 + 12r = 18 + 6

Combine like terms: -6 + 6 = 0
0 + 12r = 18 + 6
12r = 18 + 6

Combine like terms: 18 + 6 = 24
12r = 24

Divide each side by '12'.
r = 2

Simplifying
r = 2

See similar equations:

| (9+w)(4w+5)=0 | | 17=-4x+x+2 | | 3k+8=4k | | 5(4-7)=6t+5-2t | | 7/2y=42 | | -5x-9+7x=-7 | | 2x=14/3 | | 9(3+2l)-9l=-8+13l | | w-4.2=19.3 | | 8y^2(2y^2-6y+4)= | | Xy=20 | | -10-5n^2=326 | | w-12=25 | | 4x-16x+28=2 | | u-56=33 | | X=-35+-12x | | 4+6x=46 | | b+a=14 | | (1/2)^2 | | 2x^2(5x+2)= | | 6x(5-x)= | | 2x^2+2x-10=x^2-11x+20 | | X+12x+42=7 | | 4+5lnx=1 | | -21/2+15/8(x+32)+6/8 | | 7a-8b=8 | | z^2-6z+625=0 | | 7-4x=51 | | 57815(373)-73736272727(334)= | | x/x^-7 | | -6+x=8 | | 7x(9-x)= |

Equations solver categories