If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7x-20+5x-4=180
We move all terms to the left:
7x-20+5x-4-(180)=0
We add all the numbers together, and all the variables
12x-204=0
We move all terms containing x to the left, all other terms to the right
12x=204
x=204/12
x=17
| 7x-11+x-25=90 | | 3x-28+x-4=90 | | 4x-10x+10-13=45 | | 5x+5+6x-8=180 | | 4x-2-3=15 | | 3(4-x)+4(x+1)=12 | | 3n+3+90+2n+7=180 | | (-9x)+13=76 | | -9x)+13=76 | | 180(n-2)/(360/n)=2/1 | | 360n^2-720n-360=0 | | 2x21=9.4 | | -28=5w+3 | | 6x+10=7x+9=180 | | 115x+50=180 | | -8x+12=-4x-20 | | 0.10=0.35*x | | 6b-5b=-2 | | 9x-(2x-15)=41 | | 2(7x-6)=37 | | 4x+14+4x=36 | | y=43.7x=1.12 | | x+3+8x+9=7x+4 | | 171-y=92 | | 16=-x+256 | | 164=56-y | | a=19+18 | | b+88=180 | | a+141=180 | | c+146=180 | | c+48=180 | | f+46+103=180 |