If it's not what You are looking for type in the equation solver your own equation and let us solve it.
90+x+x+x+2x=180
We move all terms to the left:
90+x+x+x+2x-(180)=0
We add all the numbers together, and all the variables
5x-90=0
We move all terms containing x to the left, all other terms to the right
5x=90
x=90/5
x=18
| 13n−6=12n+13= | | 8x-25+8x-25=9x+3 | | 16=7h+2 | | X-6x-91=0 | | 12y-16+15y-20=180 | | 2x-3-18=12 | | 16x+8=76 | | 12+5(3x)=18+3(3x) | | 15x+65=20x | | x-3/8x=-10 | | 13n−6=12n+13 | | 3x+3x+2x+x=180 | | 20-6h=-22 | | 7p-80=p+16 | | 0.25x+8=5 | | -8=x/5-16 | | 0.5x+9=6 | | 3x+23-12+2x=10+2+4-3x | | 9x²=25 | | 17+5z+4z+1=180 | | x^2-5x^2-9x=45 | | -1-9x=17 | | 5x+119=2x+89 | | 3x+1.8=3.3 | | 6=3h−3 | | t(t-1)(t+1)=0 | | y=8.50(20)+33 | | g^2+6g=27 | | y=8.50(40)+33 | | u/5-1=2 | | X-5=x-20 | | 9n-13=6n=5 |