-2-r=-20

Simple and best practice solution for -2-r=-20 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 -2-r=-20 equation: 


Simplifying
-2 + -1r = -20

Solving
-2 + -1r = -20

Solving for variable 'r'.

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

Add '2' to each side of the equation.
-2 + 2 + -1r = -20 + 2

Combine like terms: -2 + 2 = 0
0 + -1r = -20 + 2
-1r = -20 + 2

Combine like terms: -20 + 2 = -18
-1r = -18

Divide each side by '-1'.
r = 18

Simplifying
r = 18

See similar equations:

| 15z=30+10z | | -(4x+2)(-3x-5)=3 | | -22=40+r | | 10*14*e=560 | | 49x+36=-16x^2 | | 0.14x+0.06(80000-x)=9000 | | 3.75(x+15)=15x | | 3x+x+2=8x-4x+2 | | 1.33y-16=24 | | 7x-7+5x+3=180 | | 5+2=7p | | 0.17+0.07(50000-x)=6000 | | 10(a-5)=-240 | | 16x^2+49x+36=0 | | 119=n-6.6 | | 12k-63=62+7x | | (l-6)*l=72 | | -9(6+1u)-2u=-63 | | 7=-6+4w | | 220-7(9x+8)=5(10-5x) | | 35x^2+28x-40x-32=0 | | 2y+4=18 | | 8x-4=-6x+18 | | 20x+10(x+6)=300 | | 28+12x=8x-men | | 7+44x=35x^2 | | -4x-(-3)= | | 3x-12x=72 | | 3x+30+x-30+x-30=500 | | x=-4y | | 5x+2y=-36 | | 140=(x+2)(X)(4) |

Equations solver categories