21x+18=3(5x+4)+6x+6

Simple and best practice solution for 21x+18=3(5x+4)+6x+6 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 21x+18=3(5x+4)+6x+6 equation: 



21x+18=3(5x+4)+6x+6

We move all terms to the left:

21x+18-(3(5x+4)+6x+6)=0



We calculate terms in parentheses: -(3(5x+4)+6x+6), so:

3(5x+4)+6x+6

We add all the numbers together, and all the variables

6x+3(5x+4)+6

We multiply parentheses

6x+15x+12+6

We add all the numbers together, and all the variables

21x+18

Back to the equation:

-(21x+18)



We get rid of parentheses

21x-21x-18+18=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

See similar equations:

| -5(2x+3)=-2(5x+3) | | x+3.75=11+1/3 | | −8d−5d+7d=72 | | 5x-40=x+20 | | 2y-11=3y-11 | | 1⁄2·n=3 | | 105=5(x+4) | | x/40=9/10 | | 4.8x=-9.6 | | -5(m-4)-4(2m+4)=-14(m-3)-10 | | X²+4x+44=0 | | −15x+60=105 | | m2-2m-8=0 | | 9x-3^2-3+x+4x^2+19=10x+7x^2+22 | | -256=-8(-4k+8) | | 3/2=24/x | | x+1=24+(3x+1) | | x/11-9=19/22 | | 0.40x+0.30(50)=0.20(73) | | Y=25x+450 | | 53+p/4=20 | | −15x+60=10 | | 3|x-8|+15=18 | | 6(6+7k)=-300 | | 4t+6-4t=8 | | -7(x+8)=-8x | | 85=Xx5 | | n*n*n=125/512 | | -10x-47=-14x+69 | | 6/x+7=3/2 | | 12=1/2h(1+2) | | 90-6b=-12 |

Equations solver categories