-4(5-r)=16

Simple and best practice solution for -4(5-r)=16 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(5-r)=16 equation: 


Simplifying
-4(5 + -1r) = 16
(5 * -4 + -1r * -4) = 16
(-20 + 4r) = 16

Solving
-20 + 4r = 16

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 + 4r = 16 + 20

Combine like terms: -20 + 20 = 0
0 + 4r = 16 + 20
4r = 16 + 20

Combine like terms: 16 + 20 = 36
4r = 36

Divide each side by '4'.
r = 9

Simplifying
r = 9

See similar equations:

| 9x^2-24=18 | | -2h+-16=4 | | X+y=145 | | 2=3d-1 | | 12(-2x+4)=13x-5 | | 6m^(1/5) | | 7=3b-8 | | s(x)=1450x+7x | | m(x)=4.4x | | 5w-16=79 | | -13=5/9(x-32) | | -8x+9-12x=4x-13-5x | | 3x^2+18=-9 | | 5(x-1)+8(x+1)= | | -4.8=-8n | | X+50=125 | | 22x^2+2x-2=0 | | 2(4x-3)=-x+12 | | 5=-5+S | | -4n-8+42=-24 | | 2(x-6.6)=5.6 | | X-34=78 | | 3-6x=8x-11 | | 59.6=96.28+.26n+9.24 | | 7=3+2v | | 9(2x-5)-3= | | x+(y+25)=425 | | (x-12)(x-2)= | | 50=-5Z | | 3(x-4)+2(x-5)=-32 | | 12x+20y=19 | | 36/121x^4-81 |

Equations solver categories