If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+54+x+55+81=180
We move all terms to the left:
x+54+x+55+81-(180)=0
We add all the numbers together, and all the variables
2x+10=0
We move all terms containing x to the left, all other terms to the right
2x=-10
x=-10/2
x=-5
| -7x+4-3x=-2x-12 | | -2x+6=30 | | 180=113+40+x | | 15=2d-9 | | -9x-13=-103 | | 7x+8+90+7x-2=180 | | 4a+5–3a=27 | | 180=75+55+x | | q+(-30)=50 | | -0.5(30x-10)-25=10 | | n+2=-14=-1n | | y/17=10 | | 180=103+43+x | | 7x+4+8x+6+50=180 | | -7x+6=41 | | -7x+4-3x=-2x | | -3(x+1)=-3-3 | | 6x-3=39 | | 3(x+1)=5(x-3 | | x+1=6+x | | t(4t-4=) | | 2/7=14/h | | 15n-6.5=53,5 | | 1.6+x=1.8 | | 6x=15.60 | | 8+2s=6+3s | | 20=2x-5 | | H-(x8)=3 | | 7n-8=(5-3) | | 180=78+45+x | | k/15=14 | | 25=5+f |