15+r+8r=r-3+5r

Simple and best practice solution for 15+r+8r=r-3+5r 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 15+r+8r=r-3+5r equation: 


Simplifying
15 + r + 8r = r + -3 + 5r

Combine like terms: r + 8r = 9r
15 + 9r = r + -3 + 5r

Reorder the terms:
15 + 9r = -3 + r + 5r

Combine like terms: r + 5r = 6r
15 + 9r = -3 + 6r

Solving
15 + 9r = -3 + 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
15 + 9r + -6r = -3 + 6r + -6r

Combine like terms: 9r + -6r = 3r
15 + 3r = -3 + 6r + -6r

Combine like terms: 6r + -6r = 0
15 + 3r = -3 + 0
15 + 3r = -3

Add '-15' to each side of the equation.
15 + -15 + 3r = -3 + -15

Combine like terms: 15 + -15 = 0
0 + 3r = -3 + -15
3r = -3 + -15

Combine like terms: -3 + -15 = -18
3r = -18

Divide each side by '3'.
r = -6

Simplifying
r = -6

See similar equations:

| (3a^2+2b+4)-(a^2+b-1)-(A^2+2b-1)-(a^2+b-2)= | | -29=11x-7 | | 5n-18-4n=136 | | 1m+-7=-2 | | u=5(3n+35)+8(n+1) | | -5+x+7x=-69 | | 19+-60=c | | B(x)=-8x+4 | | -2n+n=16+n | | 4a+a=-5 | | 3x-3+3x-3+x+x=10x+6 | | 10+-60=c | | 46=2.3 | | 68+20x=348 | | 4x+y+24=0 | | 5+4m=-11+2m | | 8x+5x+3-2= | | Y=-5-x | | V(x)=0.25x+3 | | -12+6+2r-2r=8+2r | | 4-5+4=3 | | 47=2.3 | | 3n-7-5n=1 | | 3x-15y=42 | | Y=-70x+850 | | X^3-4x^2-9x+32=0 | | 54+(x-2)+x=180 | | -8(-3k+4)=136 | | 25-a=40 | | -5q-8=32 | | -14=3x+1x-2 | | 6(4y+3)=(5y-5) |

Equations solver categories