3r-11=8(7r-8)

Simple and best practice solution for 3r-11=8(7r-8) 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 3r-11=8(7r-8) equation:


Simplifying
3r + -11 = 8(7r + -8)

Reorder the terms:
-11 + 3r = 8(7r + -8)

Reorder the terms:
-11 + 3r = 8(-8 + 7r)
-11 + 3r = (-8 * 8 + 7r * 8)
-11 + 3r = (-64 + 56r)

Solving
-11 + 3r = -64 + 56r

Solving for variable 'r'.

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

Add '-56r' to each side of the equation.
-11 + 3r + -56r = -64 + 56r + -56r

Combine like terms: 3r + -56r = -53r
-11 + -53r = -64 + 56r + -56r

Combine like terms: 56r + -56r = 0
-11 + -53r = -64 + 0
-11 + -53r = -64

Add '11' to each side of the equation.
-11 + 11 + -53r = -64 + 11

Combine like terms: -11 + 11 = 0
0 + -53r = -64 + 11
-53r = -64 + 11

Combine like terms: -64 + 11 = -53
-53r = -53

Divide each side by '-53'.
r = 1

Simplifying
r = 1

See similar equations:

| 6-2y-7=4x+8-6x-3 | | 15=-5(x-2)40 | | 3+4x=6+2x | | (2-3i)-(7+4i)= | | 110+0.30-0.30x=50+0.80x-0.30x | | -7+4y=x | | 22=4(x^2)+6 | | 20x-5x^3=0 | | -6x+20=11 | | 7x-8=x+40 | | -18=3r+5+1 | | 2t^2+6ts-20s^2=0 | | -6+20=11 | | 4a=3b+18 | | a^2-6a+20=0 | | 6+3(2x+4)=10 | | -7+4x=y | | 2x-9x+17=-11 | | 2x+8-4(x+1)=5x+6 | | 4x-5+6=7-9x-5 | | -6n-6(n+7)=-114 | | f(x)=x^2-2f(3+h) | | 2(0.3)-4+3(0.3)=8(0.3)-5 | | -15=2(x-8) | | 16x-24=8x+24 | | (x+4)(+3)=0 | | 45+b=6 | | 5b^2+10b-49=0 | | -35r^2-14sr-21sr^3= | | 2y=y-1 | | (2a+8)+(5a-5)= | | 56x^2=-15x-1 |

Equations solver categories