7r+2s+5r+s=

Simple and best practice solution for 7r+2s+5r+s= 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+2s+5r+s= equation:


Simplifying
7r + 2s + 5r + s = 0

Reorder the terms:
7r + 5r + 2s + s = 0

Combine like terms: 7r + 5r = 12r
12r + 2s + s = 0

Combine like terms: 2s + s = 3s
12r + 3s = 0

Solving
12r + 3s = 0

Solving for variable 'r'.

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

Add '-3s' to each side of the equation.
12r + 3s + -3s = 0 + -3s

Combine like terms: 3s + -3s = 0
12r + 0 = 0 + -3s
12r = 0 + -3s
Remove the zero:
12r = -3s

Divide each side by '12'.
r = -0.25s

Simplifying
r = -0.25s

See similar equations:

| 9p+2q+7p+3q-4p+2q+3p= | | 9x-4y=26 | | 8x-4y=-76 | | -3x-y=-15 | | 5x+6/5=12 | | x^2+5x-26400=0 | | 56x= | | 2x^2+2y^2+2xy-1=0 | | 0.95x=133 | | 1024+5120= | | 140-133= | | 80-4x=20 | | 10.6=1.6+0.03v+0.003v^2 | | x(x-1)(x-2)=0 | | 2x(5+5)=3x+5 | | 4523x+1526=80 | | 6+4-22= | | 4545/22=x | | x^2-14x-50=0 | | 2x+44=22 | | 132*x= | | 3(4x-5)-2(2x-2)=4(3x-2)+5 | | 5(x-3)-2(2x+4)=-2(x-2) | | 2x^2+5-6x=0 | | 3(x-4)+5=2x+13 | | 6x+2=4x-20 | | x^2+14x+50=0 | | y^2+4y+4=0 | | r^2+14r+48=0 | | 7x(x-4)=0 | | (x+5)(2x-3)=0 | | x(5x+1)=6 |

Equations solver categories