-5(r+3)=-81

Simple and best practice solution for -5(r+3)=-81 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 -5(r+3)=-81 equation: 


Simplifying
-5(r + 3) = -81

Reorder the terms:
-5(3 + r) = -81
(3 * -5 + r * -5) = -81
(-15 + -5r) = -81

Solving
-15 + -5r = -81

Solving for variable 'r'.

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

Add '15' to each side of the equation.
-15 + 15 + -5r = -81 + 15

Combine like terms: -15 + 15 = 0
0 + -5r = -81 + 15
-5r = -81 + 15

Combine like terms: -81 + 15 = -66
-5r = -66

Divide each side by '-5'.
r = 13.2

Simplifying
r = 13.2

See similar equations:

| 14m-3=7m+6-2n | | 15(X)(X+2)=2145 | | 4(-9)-70= | | 2x-6=x-3(2-x) | | -7-x=x-9 | | 44-7p=30 | | 4x-9-70= | | 7(2a+1)=14p+7 | | -20=25p | | 5-(x-3)=25 | | A-2ab=-10 | | 0.75x+0.05(20-x)=0.10(-74) | | a-4a=35 | | 3/2=8/1 | | c/4=2 | | 13-(2x+2)=3x+2(x+2) | | 8y+144=5y-108 | | x=14+-6z | | (13x+45)=(19x+3) | | 8x-9=-3y+2 | | 2c+5=-3(c-8) | | 1.5-0.25(a+4)=3 | | x^2-18x+36=0 | | 8=10-3k | | -(5b+2)+2(4b-6)= | | x+6z=14 | | 8y+144=108-5y | | 5m-50=100 | | 4m-3m=12 | | 2(180-x)-120=30 | | 17-2x=12-(6x+3) | | -16+5x=-7(-6+8n)+3 |

Equations solver categories