If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21x+6=90.x
We move all terms to the left:
21x+6-(90.x)=0
We add all the numbers together, and all the variables
21x-(+90.x)+6=0
We get rid of parentheses
21x-90.x+6=0
We add all the numbers together, and all the variables
-69x+6=0
We move all terms containing x to the left, all other terms to the right
-69x=-6
x=-6/-69
x=2/23
| -5(-14+x)=-5 | | 6m+3=(2m − 4)/2 | | a12=3 | | 3h+12-h=11 | | -n-24=5-; | | 16=40-7(5-2w) | | -8-2(9-8x)=12 | | 3=4+p/6 | | 16z^2+137=196z | | 2g+4(-4+4g)=1-9 | | 8+4(7x+4)=-4. | | 2(3y+4)+4y=48 | | x/6+4=10 | | (6x-10)+(2x-3)=1 | | (4+3x)^5=0 | | 1/3x+40+x-20+x-10=360 | | -4=k/2-7 | | 250+19x=195+24x | | x/6+10=20 | | 9=3–4x+6x | | 10+4x=5(2x) | | 5d^2-3d^2+d=0 | | (10x+22)(7x+34)=90 | | 14+3x=-4x | | x+24+2=-17-24 | | (4x-3)+(x+2)=4 | | F(x)=275+0.03x | | 4x-10=-4x+2214 | | 4v-14+3v=21 | | -4+m/5=-6 | | -12-3y=5 | | 5/8=x+3/4 |