2r+8-r=(-7)

Simple and best practice solution for 2r+8-r=(-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+8-r=(-7) equation:


Simplifying
2r + 8 + -1r = (-7)

Reorder the terms:
8 + 2r + -1r = (-7)

Combine like terms: 2r + -1r = 1r
8 + 1r = (-7)
8 + 1r = -7

Solving
8 + 1r = -7

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 + 1r = -7 + -8

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

Combine like terms: -7 + -8 = -15
1r = -15

Divide each side by '1'.
r = -15

Simplifying
r = -15

See similar equations:

| 20/(-3/4) | | 21x+9(x+1)=30(x+1)-21 | | -4(3a-2)=2(a+5) | | 2-4(x+2)=2(3x+7) | | 5a-8(8-a)=4a-10 | | 5/n=40/32 | | (1/3)y+(5/4)=-(5/2)y+(1/4) | | 2(2x+4)=2(x-4)+10 | | 5(a-4)+2(a+30)=a+7 | | X^2+29x+2=0 | | 3=z/22 | | 6x+1=-3x-11 | | 0=24+(-6x) | | 14x+8-4=3x-4 | | (n-4)(n+3)=0 | | x+5+x+3+x=48 | | 5x^2+6x-4-14x^2= | | 4x+1+3x+2+2x+3+x+4=5(2x+4) | | (1/3)y+(5/4)=(-5/2)y+(1/4) | | y+3.8=0.4(y+5) | | 4a+12=16 | | 30n=150 | | 2(m-6)=3(m-3) | | 5x^2+6x-4-14x^3= | | 6y-18=9y+6 | | N-150=30 | | 36-x+-36= | | -12=z-6 | | 5x-11=8x+7 | | 2x(x+2)=-5(x+x+x+x+x) | | -6+8=12-5x | | -3x+18=12(x-1) |

Equations solver categories