1+4r+6r=21

Simple and best practice solution for 1+4r+6r=21 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 1+4r+6r=21 equation: 


Simplifying
1 + 4r + 6r = 21

Combine like terms: 4r + 6r = 10r
1 + 10r = 21

Solving
1 + 10r = 21

Solving for variable 'r'.

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

Add '-1' to each side of the equation.
1 + -1 + 10r = 21 + -1

Combine like terms: 1 + -1 = 0
0 + 10r = 21 + -1
10r = 21 + -1

Combine like terms: 21 + -1 = 20
10r = 20

Divide each side by '10'.
r = 2

Simplifying
r = 2

See similar equations:

| 5e^7x+3=90 | | (8x^3+20x^2+36)/(2x+6) | | 1/32+3=6 | | -203=-7(1-4v) | | 7-2.65x=-4.4z | | -34/x | | 0.70x+0.5(16-x)=.10(-18) | | 6-7x=18-4x | | -6+7x=-76 | | 4x-1x-7=20 | | 31=-5a-9 | | 2=-8+5x | | 52=9m-2 | | 52=6x-8 | | 6x^2-5x-6=x | | w+3=-6 | | 41=6x-1 | | 34+2x=12 | | 3x^2=144+x | | (3x^3)-(8x^2)-15x+4=0 | | 12=7v-9 | | 10n-5=175 | | 14t-280=84 | | (18x^2-50)(-3x^2+18x-27)=0 | | 14-280=84 | | x+3x+7=42+x-4 | | 84=7h+14 | | x/4=-20 | | 51-3x=6x+20 | | X^2-4x+5=50 | | 5(-2+x)=3x+2 | | x/-3=-6 |

Equations solver categories