12=-2r

Simple and best practice solution for 12=-2r 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=-2r equation:


Simplifying
12 = -2r

Solving
12 = -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
12 + 2r = -2r + 2r

Combine like terms: -2r + 2r = 0
12 + 2r = 0

Add '-12' to each side of the equation.
12 + -12 + 2r = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 2r = 0 + -12
2r = 0 + -12

Combine like terms: 0 + -12 = -12
2r = -12

Divide each side by '2'.
r = -6

Simplifying
r = -6

See similar equations:

| -5f=35 | | 54-u=247 | | (3y-5)=0 | | 245n^2-244=-35 | | -5=5+n | | 32=4(t-3) | | 52=-y+279 | | -26-15+9b=41 | | 2x-10=10x-50 | | 5/4p=1 | | -2H=15 | | 1-7x=3x+11 | | 99=160-w | | 5(1+4c)= | | 50x^4/50x= | | x+5=(x-2)-(2x-7) | | 12/2(3.14) | | 6x=-2x-8 | | (7x^2-4x+5)-(3x^2-6x+2)=0 | | 2x+(x-3)+x=34 | | 4D=15 | | x+x+71=6x | | Y=9-6x/-3 | | ?x=-4 | | x-(2-3x)=4x-2 | | (273/x)=3^0.4 | | 20.48=8*X | | 8-3/5= | | 20.48=88X | | 9-6x/3 | | 3x(x+5)=2x(x+7) | | 2-(2-3x)=3x+5 |

Equations solver categories