4r+12=8r-8

Simple and best practice solution for 4r+12=8r-8 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 4r+12=8r-8 equation:


Simplifying
4r + 12 = 8r + -8

Reorder the terms:
12 + 4r = 8r + -8

Reorder the terms:
12 + 4r = -8 + 8r

Solving
12 + 4r = -8 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
12 + 4r + -8r = -8 + 8r + -8r

Combine like terms: 4r + -8r = -4r
12 + -4r = -8 + 8r + -8r

Combine like terms: 8r + -8r = 0
12 + -4r = -8 + 0
12 + -4r = -8

Add '-12' to each side of the equation.
12 + -12 + -4r = -8 + -12

Combine like terms: 12 + -12 = 0
0 + -4r = -8 + -12
-4r = -8 + -12

Combine like terms: -8 + -12 = -20
-4r = -20

Divide each side by '-4'.
r = 5

Simplifying
r = 5

See similar equations:

| 16=-9(3v-7) | | 9x-9x-8-6= | | x=3.5+0.5*1 | | 2x+10-3x-12=19 | | 2p+4q=-26 | | 4x^2-y^2+32x+60=0 | | 4y-15=2y+25 | | 3x-5-2x=11 | | 0.3x+4.2x-11=1.5x+4 | | 20x-40=5x+5 | | 5m+23=8m-4 | | 3x(2x-10)=2(4x-5) | | 2.5x=14.75 | | 6(-6)+24=-12y | | m^2-19m+48m=0 | | 6x+5y=29 | | -6y+4y=31 | | 0.16x+0.5=-0.09x+0.75 | | 8w+15=57 | | 40h-[24-(6h+8)-(5-2h)]=3(-8h-12) | | 6(3+-5)-7x=25 | | X(8x+1)(x-6)=0 | | 5p-9(7p-4)=x | | 2-d=33 | | y=-7cosx | | A=5B+6C | | 2+d=33 | | -y=5x+21 | | 2z^2+9z+3=8 | | 3x-35+130=180 | | t(d)=-16t^2+53t+5.4 | | 40h-[24-(6h+8)-(5-2h)]=e(-8h-12) |

Equations solver categories