-4=-2r

Simple and best practice solution for -4=-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 -4=-2r equation:


Simplifying
-4 = -2r

Solving
-4 = -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.
-4 + 2r = -2r + 2r

Combine like terms: -2r + 2r = 0
-4 + 2r = 0

Add '4' to each side of the equation.
-4 + 4 + 2r = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 2r = 0 + 4
2r = 0 + 4

Combine like terms: 0 + 4 = 4
2r = 4

Divide each side by '2'.
r = 2

Simplifying
r = 2

See similar equations:

| 1-5y=29 | | 4+3x+4x=18 | | -12=32k-3k | | y=sin(-x) | | 12+n=9-2n | | y=cos(-x) | | 2s^2+s=6 | | 4x+5+x=10 | | 5ab^3*4a+4b= | | x^2-50x=180 | | 10x-5+2x=3(x-5) | | 4x+5x-51=85-8x | | -4x-11=-10x+14 | | -10+3*x=26 | | (5x+7)=(3x+11) | | 26.54-p=0.5 | | x+(x*2)=61 | | 23-3s=8 | | 4x-11=-10x+14 | | .75(x-12)=5 | | 7(4+n)=-14 | | 4.5x+6=8x+12 | | 11.25y-4y=16.25y+y | | 6.43X+12.86=25.72 | | 4x-1=3x+13 | | 2k=-5.12 | | -2(x-10)=3x-23 | | b?3=21 | | 0.5(y-12)=4 | | h-6.9=-5.3 | | 6-4x+3x=16 | | 8x=416 |

Equations solver categories