If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+x-40+2x=180
We move all terms to the left:
x+x-40+2x-(180)=0
We add all the numbers together, and all the variables
4x-220=0
We move all terms containing x to the left, all other terms to the right
4x=220
x=220/4
x=55
| x2-27=4x | | 2x-2(x-3)=-x | | 1/5=3/7y | | 6n-11=4n-19 | | 11{3-(2-x)}+x=3(4x+4)-1 | | Y/5+2y=4/3=2 | | 4+4(2x-3)=20 | | 5x+12=2x-66 | | −45=5(x−2)5(x-2)=-45 | | 2^2x+128=6^x+1 | | 1+4x=7x-5 | | 2/3(7x-9)-19x=-15 | | -10x+2(x-4)+6x=3x-33 | | 2^2x+128=3x2^x+1 | | −18=6(x−10)6(x-10)=-18 | | -4-6b=-20 | | -a+1=-15 | | -15x+3(x-3)+8x=3x-72 | | 5x-22=-36 | | -4-6v=-20 | | (2x-28)+92=180 | | 123+5h+3=180 | | -14x+2(x-3)+8x=5x-15 | | 7(1-2)-3=4-2x | | 104+s+52=180 | | 4x-3-8x=39 | | 0.4b=48 | | 1/5y-4=-19 | | 3x-2(1/2x-3/2)=4 | | 4/5r=9 | | –x–7=16 | | 72/3x=8 |