4(r-5)=12

Simple and best practice solution for 4(r-5)=12 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(r-5)=12 equation: 


Simplifying
4(r + -5) = 12

Reorder the terms:
4(-5 + r) = 12
(-5 * 4 + r * 4) = 12
(-20 + 4r) = 12

Solving
-20 + 4r = 12

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 = 12 + 20

Combine like terms: -20 + 20 = 0
0 + 4r = 12 + 20
4r = 12 + 20

Combine like terms: 12 + 20 = 32
4r = 32

Divide each side by '4'.
r = 8

Simplifying
r = 8

See similar equations:

| 5(x+3)=78 | | Z/2-14=4 | | -16+h=32 | | 2x+7+4x=67 | | Z/2-14=-4 | | 10=-0.02x^2+1.2x | | x/7-10=-2 | | (27y^2)-12y-3=0 | | Z/2-14=-14 | | 4.6y=41.4 | | 31=x+6x+3 | | a^2-7+10=0 | | x-6/7=8/7 | | C-5/2=-6 | | (2+z)(-3)-5z= | | 4x^5=x^3(32x-60) | | 2-3k=4+5k | | 0.12(y-7)+0.14y=0.06y-0.5 | | C-5/2=6 | | 35p^2+31p+6=0 | | 5x+1+4x=55 | | 6y-4=4y+4 | | 0.7v+v=-1.87 | | (-3)+3(3+s)= | | -6y+3=36 | | 6x+6+3x=33 | | -6y+3=-36 | | tangentx=6/7 | | x-0=4/5 | | -2=2x+5(3x-2) | | x+-1(x*4)=500 | | 4x-3=8+4x |

Equations solver categories