8-7r=r-16

Simple and best practice solution for 8-7r=r-16 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 8-7r=r-16 equation:


Simplifying
8 + -7r = r + -16

Reorder the terms:
8 + -7r = -16 + r

Solving
8 + -7r = -16 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
8 + -7r + -1r = -16 + r + -1r

Combine like terms: -7r + -1r = -8r
8 + -8r = -16 + r + -1r

Combine like terms: r + -1r = 0
8 + -8r = -16 + 0
8 + -8r = -16

Add '-8' to each side of the equation.
8 + -8 + -8r = -16 + -8

Combine like terms: 8 + -8 = 0
0 + -8r = -16 + -8
-8r = -16 + -8

Combine like terms: -16 + -8 = -24
-8r = -24

Divide each side by '-8'.
r = 3

Simplifying
r = 3

See similar equations:

| 2x-7=6x+7 | | 0.50x+0.20(130)=0.25(36) | | -3x+4=2 | | 2x^2-6=25 | | 5x-7=3-41 | | 3m+5=2m+6 | | 4d+8-2d=6+d | | (1.79+x)-2.78=1 | | Xy-7x=y+6 | | 6x+9y=4500 | | (1.59+x)-2.78=.5 | | (1.59+x)-2.78=2.5 | | 3n-15=180 | | 4x+126=-18-2(x-66) | | 326=16t^2 | | 63h-7w=800 | | 87.8=16t^2 | | 3x+2=-6x | | 4x+20=5x-17 | | (-2)+6=n | | 3x+2=-6-3 | | 4=(-2)-k | | x^4-2x^3-7x^2-2x+1=0 | | -2-6=n | | -5x-7=2m+6 | | ln(x+6)+ln(x)=0 | | 5x+12+3x=180 | | graphx+6y=30 | | (-2)-6=N | | 0.70x+0.35(110)=0.35(66) | | V-2=-5(39-V)-3 | | 150=10x+30 |

Equations solver categories