(3r-6)+2=4(r+2)-21

Simple and best practice solution for (3r-6)+2=4(r+2)-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 (3r-6)+2=4(r+2)-21 equation: 



(3r-6)+2=4(r+2)-21

We move all terms to the left:

(3r-6)+2-(4(r+2)-21)=0

We get rid of parentheses

3r-(4(r+2)-21)-6+2=0



We calculate terms in parentheses: -(4(r+2)-21), so:

4(r+2)-21

We multiply parentheses

4r+8-21

We add all the numbers together, and all the variables

4r-13

Back to the equation:

-(4r-13)



We add all the numbers together, and all the variables

3r-(4r-13)-4=0

We get rid of parentheses

3r-4r+13-4=0

We add all the numbers together, and all the variables

-1r+9=0

We move all terms containing r to the left, all other terms to the right

-r=-9

r=-9/-1

r=+9

See similar equations:

| 3(-5)-4y=9 | | 1/2x+7=19 | | x(3+13)=82 | | (3x/4)-(2x/3)=(2/5) | | 2(s3)=2(s2)+s2 | | 6x^2=-75 | | 2s+2s+2s=s+s+2s+2s | | 3x-2(-5)=-1 | | 6x^2=75 | | 6s=6s | | 4p-2D=36 | | -8k-6k=7/6 | | 2(4x-7)=36 | | H=65t-5t | | 5(d+4)=7(d-2 | | 3x2+18x+8=0 | | x-5/7=5/14 | | V^2-5v-22=2 | | (e+4)(e-7)=-30 | | 200=p^2-2p+235 | | x^2+20x-969=0 | | 6x+13=17x-34 | | 3x+25=2.3(6x-15) | | 0.7x+0.3x=0.5x+6 | | -6z+18=24+z | | 7n-14=6n | | x^2=1+Cx | | (x*0.08)-460=460 | | 460=(x*0.08)-420 | | 9^x+5=6566 | | (4x+2)(x^2+1)=0 | | 22^x=484 |

Equations solver categories