r-3=8-r

Simple and best practice solution for r-3=8-r 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 r-3=8-r equation:


Simplifying
r + -3 = 8 + -1r

Reorder the terms:
-3 + r = 8 + -1r

Solving
-3 + r = 8 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
-3 + r + r = 8 + -1r + r

Combine like terms: r + r = 2r
-3 + 2r = 8 + -1r + r

Combine like terms: -1r + r = 0
-3 + 2r = 8 + 0
-3 + 2r = 8

Add '3' to each side of the equation.
-3 + 3 + 2r = 8 + 3

Combine like terms: -3 + 3 = 0
0 + 2r = 8 + 3
2r = 8 + 3

Combine like terms: 8 + 3 = 11
2r = 11

Divide each side by '2'.
r = 5.5

Simplifying
r = 5.5

See similar equations:

| 4(x-2)+7=-1(x+3)13 | | 5[-2(2x+4)+4(4x-4)]= | | 12x^2+576-56x=0 | | V/13=3/8 | | 4p-p=27 | | (x^2+y^2)dx+(x^3+3xy^2+2xy)dy=0 | | z^2+z+3=0 | | -4-3/-4*3 | | -6(2x-5)=-10x+10 | | 4v+12-8v= | | 10=x-(-5) | | 3/4(6-x)=-2 | | 2-x=ax-8b | | 3(4r-3)-4(r-3)= | | (3*2)-(5*5)+(8*4)= | | -67+p=-48 | | -58-b=20 | | 4x-9(6x+12)=16x+9 | | -6=9y-10 | | 4x-9x^2=-324 | | 6cos^2+11cos-10=0 | | 15x+35=95 | | cos*2*x=5-6*cos^2*x | | (-3x^2+24x-45)=0 | | 11/39-14/39 | | 7+2b=-3 | | 9x^2=-324 | | X^2-15=00 | | 8/13-1/3 | | 6(2a-3)=18 | | 7/15-2/3 | | 64^1/3*128^2/7 |

Equations solver categories