138=3(7x-3)

Simple and best practice solution for 138=3(7x-3) 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 138=3(7x-3) equation: 



138=3(7x-3)

We move all terms to the left:

138-(3(7x-3))=0



We calculate terms in parentheses: -(3(7x-3)), so:

3(7x-3)

We multiply parentheses

21x-9

Back to the equation:

-(21x-9)



We get rid of parentheses

-21x+9+138=0

We add all the numbers together, and all the variables

-21x+147=0

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

-21x=-147

x=-147/-21

x=+7

See similar equations:

| -3/2+6/5w=-2/3 | | 10=a^2+8 | | 12x+25=5 | | x+8/12=13/4x | | (32-2x)(24-2x)x=0 | | 2x–5+6x=6x+7 | | -5a-1=-6a+11 | | 6a=6=5A | | 3=12k+9k | | 77.14+5x=16.02 | | 2/5v-2=4 | | 7x+16=15(x-3) | | -6v+3-9v=-237 | | 7/2x+2=4+7x | | 7/2h+2=4+7h | | 7k+3k-2=4k | | 2(4x+3)=1-x+5-2x | | 4x^2-58x+110=0 | | 8x+6=1-x+5-2x | | 5q+12=7=5q | | 3n-15=-4n+16 | | 3a-9=-2 | | 4(x−7)=3(9−13x) | | 5(((3x-1)/5)-2)=10 | | 8x+6x-6=0 | | x+8/10=6/5+x-1/6 | | 4y^2-12y-15=0 | | y^2=16. | | y2=16. | | m-9=14-3m+1 | | 6y+8=4y+46 | | 5+44=4+4x3 |

Equations solver categories