3(r-5)=9

Simple and best practice solution for 3(r-5)=9 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 3(r-5)=9 equation: 


Simplifying
3(r + -5) = 9

Reorder the terms:
3(-5 + r) = 9
(-5 * 3 + r * 3) = 9
(-15 + 3r) = 9

Solving
-15 + 3r = 9

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 + 3r = 9 + 15

Combine like terms: -15 + 15 = 0
0 + 3r = 9 + 15
3r = 9 + 15

Combine like terms: 9 + 15 = 24
3r = 24

Divide each side by '3'.
r = 8

Simplifying
r = 8

See similar equations:

| x+8=-5+74 | | -16x^2+16x+46=0 | | X^3-9x^2+3x-27= | | 47b+7b-52b-b=41 | | 7(t+3)=14 | | 2x+2=x^2-2x-3 | | 5(a+2)=15 | | 6(6x+8)+8=36x+56 | | 7(2+3)=14 | | 13g+g-11g+g-3g+2=8 | | 2x^2+10x+25=25 | | .4x+.6=-.2 | | 2(q+1)=4 | | 7p-8=3p+4 | | 3x^2(-8x)+4=0 | | 2.45+2.8x=22.35 | | 10-3G=25 | | 2y+8+4y=44 | | a/6+7=15 | | 6x^2-39x+45= | | 4-(-9)= | | d/4=2d+1.24 | | 6-5s=-29 | | 72=(1/3)B(8) | | 5p-2=2p+4 | | s-5.00=25.51 | | 7x-9x+12x= | | -4(p-1)=4p-28 | | 4x+33=57 | | 19g+g-11g+g-3g+2=8 | | 1/4*-4=5 | | 3r=150 |

Equations solver categories