7r-6-2=-7+8r

Simple and best practice solution for 7r-6-2=-7+8r 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 7r-6-2=-7+8r equation:


Simplifying
7r + -6 + -2 = -7 + 8r

Reorder the terms:
-6 + -2 + 7r = -7 + 8r

Combine like terms: -6 + -2 = -8
-8 + 7r = -7 + 8r

Solving
-8 + 7r = -7 + 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.
-8 + 7r + -8r = -7 + 8r + -8r

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

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

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 = 1
-1r = 1

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

Simplifying
r = -1

See similar equations:

| f(4)=5(4)((4)+5) | | -4x+9x=-65 | | .1x+2y+3z=100 | | 4(x+6)=3x-7 | | -96=4(7+4) | | f(3)=5(3)((3)+5) | | -v-4=-20 | | (x-5)+(x+35)+x+1.4x=360 | | 9(4x-7)-35x=4 | | 2(y-1)+4v=3(v-1)+7 | | 4m-4+2m-6=14 | | f(2)=5(2)((2)+5) | | 6-5d=-1 | | -13+3x-5x=1-4x | | f(1)=5(1)((1)+5) | | -96=(7+4) | | Y+18=3y-6 | | 5y+3x=a+7y | | (x+8)2-14=2 | | 3(a+5)=63 | | 3+1q=9 | | 18+9M= | | 4z-8+6z= | | 13-x=1+3x | | 4=x+1/3 | | -12x-29=67 | | 4(x-3)=8x+2 | | 5-(t+3)=1+(2t-3) | | x^4+1=mx | | 25+(-12)+13+(-30)= | | 2x^2+2x+113=0 | | 5=-7+v/2 |

Equations solver categories