-68=-7(3r-7)+6(-8-8r)

Simple and best practice solution for -68=-7(3r-7)+6(-8-8r) 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 -68=-7(3r-7)+6(-8-8r) equation:


Simplifying
-68 = -7(3r + -7) + 6(-8 + -8r)

Reorder the terms:
-68 = -7(-7 + 3r) + 6(-8 + -8r)
-68 = (-7 * -7 + 3r * -7) + 6(-8 + -8r)
-68 = (49 + -21r) + 6(-8 + -8r)
-68 = 49 + -21r + (-8 * 6 + -8r * 6)
-68 = 49 + -21r + (-48 + -48r)

Reorder the terms:
-68 = 49 + -48 + -21r + -48r

Combine like terms: 49 + -48 = 1
-68 = 1 + -21r + -48r

Combine like terms: -21r + -48r = -69r
-68 = 1 + -69r

Solving
-68 = 1 + -69r

Solving for variable 'r'.

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

Add '69r' to each side of the equation.
-68 + 69r = 1 + -69r + 69r

Combine like terms: -69r + 69r = 0
-68 + 69r = 1 + 0
-68 + 69r = 1

Add '68' to each side of the equation.
-68 + 68 + 69r = 1 + 68

Combine like terms: -68 + 68 = 0
0 + 69r = 1 + 68
69r = 1 + 68

Combine like terms: 1 + 68 = 69
69r = 69

Divide each side by '69'.
r = 1

Simplifying
r = 1

See similar equations:

| 4x-7=6x+19 | | 1.2=2.4-9.6x | | 4x^6-100= | | x-9=8x+5 | | 188-2y=122 | | 19=-3x-2 | | e(18)=5r | | e(18)=5 | | 100-(-10)= | | x*.0825=611.43 | | 4ln(2x)=20forx | | 1=2/m | | -4k+10k-8=-3k-39 | | -2y+4x=-6 | | 9-(2x-8)=23 | | 5x+5-3(x+1)=9x+7 | | 2x-10=9-8x | | -m/3=-3 | | -3(z-9)=-3 | | 5x+12=3(4x+2)-9x | | 8c+2c=20 | | 4/18=n/35 | | 2s+-3s+4=11 | | X-1/2x-5=1 | | 7x-15-2x=5(x-3) | | T(10)=10 | | y(3/y) | | 9a+10=6a+2 | | 10p+9-11-p=-2(p-4)-3(2p-2) | | f(x)=x^4-13x^3+56x^2-19 | | -10y+18=-3(5y-7)+5t | | y*3/y |

Equations solver categories