If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+90+130=180
We move all terms to the left:
x+90+130-(180)=0
We add all the numbers together, and all the variables
x+40=0
We move all terms containing x to the left, all other terms to the right
x=-40
| 12x−64=3x+8 | | n/3/4=8 | | 13+2r=21 | | x=90+130 | | x=90=130 | | 3=q/2–1 | | x=90=30 | | 2x=64.x= | | 9y-12y=4 | | 5r+10r=15 | | 2x=64.x | | 1+z/2=5 | | 7(6+y)=70 | | x^2-36=360 | | x^2-36=260 | | 4x-5(x-9)=3(X+5) | | 3+z/5=1 | | w/2+16=12 | | -77=7r | | 3+z5=1 | | 19=-5z–6 | | 8=6+t/6 | | 19=18+u/5 | | 8=x5+6 | | x^2=396 | | 99=3y+8y | | 14+7p=-49 | | n/5=4/9 | | 10=w/5+8 | | 10=w5+8 | | 12−5/1r=2r+ | | 5^(3x-7)=105 |