2r+1+-4r+7=

Simple and best practice solution for 2r+1+-4r+7= 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 2r+1+-4r+7= equation:


Simplifying
2r + 1 + -4r + 7 = 0

Reorder the terms:
1 + 7 + 2r + -4r = 0

Combine like terms: 1 + 7 = 8
8 + 2r + -4r = 0

Combine like terms: 2r + -4r = -2r
8 + -2r = 0

Solving
8 + -2r = 0

Solving for variable 'r'.

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

Add '-8' to each side of the equation.
8 + -8 + -2r = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -2r = 0 + -8
-2r = 0 + -8

Combine like terms: 0 + -8 = -8
-2r = -8

Divide each side by '-2'.
r = 4

Simplifying
r = 4

See similar equations:

| 6h^2-18=0 | | (r-8)(2r+10)= | | 4(6v-6)+6=150 | | N*10+13=73 | | 73-2x=85-3x | | n-(n-2)+5=4 | | y=2x-1+4 | | -2y=3-6x | | -34=19-15z+7 | | 83-2x=94-3x | | x-17/9=2 | | 42=7x-x | | x-(x-2)+5=4 | | 6(1-2k)=102 | | 62-2x=76-3x | | 6p(8-11g)=5r | | -4(-8-2p)+8=96 | | 3x-3+1=x+1 | | m-0.4m=4.2 | | 530.10=38(x+2.95) | | -28=-y/6 | | 3(x-5)=4x-2(x-7) | | 16-9n=78 | | 78-2x=90-3x | | -99=5(5x+5)+1 | | Y-25=30 | | 74-x=85-2x | | 3(x-4)=2x-(6x+x) | | X^2+8x+12=144 | | -6(-5+8x)=270 | | 4y=.5x-.25 | | 70.4=8(m+2.1) |

Equations solver categories