X=3(90-x)-12

Simple and best practice solution for X=3(90-x)-12 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 X=3(90-x)-12 equation: 



X=3(90-X)-12

We move all terms to the left:

X-(3(90-X)-12)=0

We add all the numbers together, and all the variables

X-(3(-1X+90)-12)=0



We calculate terms in parentheses: -(3(-1X+90)-12), so:

3(-1X+90)-12

We multiply parentheses

-3X+270-12

We add all the numbers together, and all the variables

-3X+258

Back to the equation:

-(-3X+258)



We get rid of parentheses

X+3X-258=0

We add all the numbers together, and all the variables

4X-258=0

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

4X=258

X=258/4

X=64+1/2

See similar equations:

| 24=2*x | | x^2+2x=610.5 | | 8(5c-4)=-24 | | (x)/(9)=-5 | | 4x13+313=113 | | 3a+5=3/4 | | 4xx=11/8 | | 0.6x-3.6=0 | | 9t-19-4t=2+5t | | 1/3x-5=-2 | | p-1=-25/17 | | -2x-x=12 | | 4(2x+6)=5(x+5)+5 | | 5x2=7605 | | -15=n+12 | | x4+4x2+4=0 | | ​3​/​8c−2=​3/​2​​c−12 | | 292=a-76 | | 4(3+7y)+6(2-y)y=2 | | 4=0.25(w+4.3) | | -5-6(1+3z)=-29 | | 7+2y-1=9y+33-4y | | 5-2/9x=8 | | 50(y+5)=500 | | 16.5x=35.5 | | 6r+3=2r+11 | | -12x-31=9-7x | | 13x-5=4=10x | | 7w-8/4=3w+9/7+2 | | 0.80x-0.30(30+x)=0.70(30) | | 40-8n=-7(6n-2)-8 | | -7x+9=25 |

Equations solver categories