2r-4=5r-31

Simple and best practice solution for 2r-4=5r-31 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 2r-4=5r-31 equation:


Simplifying
2r + -4 = 5r + -31

Reorder the terms:
-4 + 2r = 5r + -31

Reorder the terms:
-4 + 2r = -31 + 5r

Solving
-4 + 2r = -31 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-4 + 2r + -5r = -31 + 5r + -5r

Combine like terms: 2r + -5r = -3r
-4 + -3r = -31 + 5r + -5r

Combine like terms: 5r + -5r = 0
-4 + -3r = -31 + 0
-4 + -3r = -31

Add '4' to each side of the equation.
-4 + 4 + -3r = -31 + 4

Combine like terms: -4 + 4 = 0
0 + -3r = -31 + 4
-3r = -31 + 4

Combine like terms: -31 + 4 = -27
-3r = -27

Divide each side by '-3'.
r = 9

Simplifying
r = 9

See similar equations:

| 3y(5-2x+4y)=0 | | 5a-45=2a-16 | | 5(5-4x-6x)+8(3x+4)=11 | | 4xy+x+3=0 | | (x-1.5)=22.5 | | 4.6x=.92 | | 5a(2a+3b-7)= | | 7*8=m*7 | | 8.5*x=51 | | 10a-2=2a+70 | | 8(x+5)+x=3(x+4)-2 | | 2x+3=12-7x | | x/4-16=54 | | 4(x-8)+12=2(x-4) | | h=-16t[2]+196 | | 10n^2+240n-8800= | | 15/x-360=990 | | f+522=632 | | 4w-7w=24 | | 10n^2+240-8800= | | b+3a=225 | | 12a/4b | | X^5-6x^3-8x-1= | | 7/10x?=1/2 | | 17y-16x=2 | | 17y=16x-2 | | 2x^2+7x=-29 | | 36x+27= | | 20y=-3x-8 | | 20y=-3-8 | | 3y=12x-9+3 | | .05*769= |

Equations solver categories