-20=-10r

Simple and best practice solution for -20=-10r 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 -20=-10r equation:


Simplifying
-20 = -10r

Solving
-20 = -10r

Solving for variable 'r'.

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

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

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

Add '20' to each side of the equation.
-20 + 20 + 10r = 0 + 20

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

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

Divide each side by '10'.
r = 2

Simplifying
r = 2

See similar equations:

| 3x^2-20=55 | | G=Q+Qrt | | 6+8x-10-9x=0 | | 12=6r | | -7a-b-3a-5b=0 | | 16x+21=-3x^2 | | 0=2x+cosx | | 4a+b-5a-3b=0 | | 100-25x[-10]= | | 6+5x^2=13x | | (2x-9)/(x-5) | | (3x-3)=(5x+15) | | (5x+15)=(3x-3) | | X-(5x-1/3)=8-(6/5) | | -2x+y=a | | 5x+7x-12=144 | | 7x^2+31x-38=0 | | x^2+x-0.01=0 | | 7x^2+3x+3x+4=-3x+5 | | 2x/-3x=2 | | 4x^2-2x=px^2+2x+3 | | 7x=8x-15 | | 6x-3=10x+5 | | (2x^2-7x+3)(2x^2-x+3)+8x^2=0 | | 5x=40+3 | | -16=-5+2(2-m) | | 2x=19/6 | | 204=2y+y | | 5(x+3)+x=4(x+5)+3 | | 2x+80-4x=50 | | x(x/3)=12 | | x(x/3) |

Equations solver categories