2(-r+5)+2=-2r-4(1+2r)

Simple and best practice solution for 2(-r+5)+2=-2r-4(1+2r) 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 2(-r+5)+2=-2r-4(1+2r) equation: 


Simplifying
2(-1r + 5) + 2 = -2r + -4(1 + 2r)

Reorder the terms:
2(5 + -1r) + 2 = -2r + -4(1 + 2r)
(5 * 2 + -1r * 2) + 2 = -2r + -4(1 + 2r)
(10 + -2r) + 2 = -2r + -4(1 + 2r)

Reorder the terms:
10 + 2 + -2r = -2r + -4(1 + 2r)

Combine like terms: 10 + 2 = 12
12 + -2r = -2r + -4(1 + 2r)
12 + -2r = -2r + (1 * -4 + 2r * -4)
12 + -2r = -2r + (-4 + -8r)

Reorder the terms:
12 + -2r = -4 + -2r + -8r

Combine like terms: -2r + -8r = -10r
12 + -2r = -4 + -10r

Solving
12 + -2r = -4 + -10r

Solving for variable 'r'.

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

Add '10r' to each side of the equation.
12 + -2r + 10r = -4 + -10r + 10r

Combine like terms: -2r + 10r = 8r
12 + 8r = -4 + -10r + 10r

Combine like terms: -10r + 10r = 0
12 + 8r = -4 + 0
12 + 8r = -4

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

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

Combine like terms: -4 + -12 = -16
8r = -16

Divide each side by '8'.
r = -2

Simplifying
r = -2

See similar equations:

| 4n-17=7 | | -3x+73=-(-2x)+32 | | -y=-2x+30 | | 2x^2+16x-40=0 | | 72=6m | | 5-0.67(2k-1)=7 | | -x=-24 | | 39=-3w | | 5x=-75 | | -16v=-32 | | 4x+5yi=32-25i | | 9+4x+4=25 | | 9+4+4=25 | | -54=9q | | 19n-9n+n-11=22 | | 7x+18=3x+46 | | -6(3t+3)=18 | | -54=-6q | | 7p+15-1510p=6 | | 8x+100=300 | | 7(9+x)+9(13-x)=154 | | -2x-10=4 | | 30=-y | | x^2+2xy+y^2=0 | | 3y+10=2y+20 | | 3x+17=41 | | 8n=-32 | | 5x^2-16x+3=0 | | -10k=170 | | 4r=44 | | -100=-4z | | 3(2x-4)=48 |

Equations solver categories