If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3x+(8x-9)=90
We move all terms to the left:
3x+(8x-9)-(90)=0
We get rid of parentheses
3x+8x-9-90=0
We add all the numbers together, and all the variables
11x-99=0
We move all terms containing x to the left, all other terms to the right
11x=99
x=99/11
x=9
| 3x2+5=29 | | 3x+30+x=10+2x+x+2 | | X+4x-1=4+15 | | 16−2t=3/2+9 | | 3x(x+15)=0 | | 2t-11t=54 | | 31/2(12-x)=43 | | 2(x+15)-x=46 | | 2(x+7)–34=4x–11x+4(x-1) | | -4n-5=-8n+4 | | (x+120)+26+(2x+34)=180 | | 5^x=5555 | | b-11=-7 | | 81+x^2=225 | | 4(x−3)+12=15−5(x+6) | | 2(3y-6)=-30 | | (x-16)^2=58 | | (x-8)^2=70 | | 25+7x=8(x+4) | | 4x+27=81 | | 1332=x(x+1) | | -x/2-1=-7 | | 7x-15=9x-23 | | 3(v+5)=-3(4v-1)+5v | | 8y+27=17y | | 3(v+5)=-3(4v-1)5+v | | 25+7x=8x+32 | | 2x+(-14)=-2 | | (2x-2)+4(x+1)=50 | | P(x)=x5+64x3 | | 8/3c-2=2/5 | | -4x-x=9 |