1r+7=3r

Simple and best practice solution for 1r+7=3r 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 1r+7=3r equation:


Simplifying
1r + 7 = 3r

Reorder the terms:
7 + 1r = 3r

Solving
7 + 1r = 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
7 + 1r + -3r = 3r + -3r

Combine like terms: 1r + -3r = -2r
7 + -2r = 3r + -3r

Combine like terms: 3r + -3r = 0
7 + -2r = 0

Add '-7' to each side of the equation.
7 + -7 + -2r = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -2r = 0 + -7
-2r = 0 + -7

Combine like terms: 0 + -7 = -7
-2r = -7

Divide each side by '-2'.
r = 3.5

Simplifying
r = 3.5

See similar equations:

| 81-9=72 | | 2.1x+1.3x-4.6= | | 19-12=x | | 29-7x=18+4x | | n-10=.5n-7 | | .70x+2=16 | | 12y-10=12 | | 4+7=x-8 | | R(x)=(60+5x)(88-2x) | | 3-11y=9+5y | | -6+1=5y-4y+10 | | .25t+8=5 | | 4x+1+4x=20 | | D(x)=20+15x | | 10m+3n-6m+10n= | | sqrt(2x+7)=x-4 | | F(x)=20+.15 | | 5x+x-4=5x+8 | | 15.50=-26-7 | | 5p-8=p+10 | | Y+3x-7x=2 | | 150m-125m+43425=46125-200m | | -b+4(4+8b)=2(8-b) | | 4x+45y= | | (-6)+f=13 | | 6+3(2y-5)-3(4y+3)-8= | | (x^2-5+1)(X^2-x+6)=0 | | .04x+.01(10)=.02(x+10) | | 26=2x-5x-10 | | A+98=(-2) | | 16y-4=8 | | y-6*w= |

Equations solver categories