12+8-3r=-10

Simple and best practice solution for 12+8-3r=-10 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 12+8-3r=-10 equation:


Simplifying
12 + 8 + -3r = -10

Combine like terms: 12 + 8 = 20
20 + -3r = -10

Solving
20 + -3r = -10

Solving for variable 'r'.

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

Add '-20' to each side of the equation.
20 + -20 + -3r = -10 + -20

Combine like terms: 20 + -20 = 0
0 + -3r = -10 + -20
-3r = -10 + -20

Combine like terms: -10 + -20 = -30
-3r = -30

Divide each side by '-3'.
r = 10

Simplifying
r = 10

See similar equations:

| c-2=14.03 | | b-3.14=6.2 | | 4z^2-288=0 | | X-16=-80 | | 4x+12y=3z | | a-3.6=18.42 | | 2x-2y-2x-2y=-4y | | 1m+6=88 | | 60a^6-20a^8= | | x+(x+2)+(x+4)+(x+6)= | | -3(x-6)=10x+15 | | 5(4y-3)-2(5-6y)=192-23y | | 9x=8y | | -24d+16=88 | | -24+16=88 | | 4+30x=-4-7 | | -(3k+2k)-8*(3-2k)=0 | | 2(1/2+c)=12/5 | | -4(v-5)-6v=14 | | 26=17x | | 26=117x | | y=0.25x-3 | | (3u+7)(4+u)=0 | | 3x-4+2x=10x-1 | | -32=14n-12 | | 2(x-1)=4x+66 | | In(x+5)=1 | | In(x-2)=x | | 3*e^2x=9 | | 4(D+5)-D=65 | | 4-2h=60 | | Ine^2=x |

Equations solver categories