If it's not what You are looking for type in the equation solver your own equation and let us solve it.
78+72+3s=180
We move all terms to the left:
78+72+3s-(180)=0
We add all the numbers together, and all the variables
3s-30=0
We move all terms containing s to the left, all other terms to the right
3s=30
s=30/3
s=10
| N+(n+2)=3(n+4)-27 | | 20(c+5)=1,000 | | 24-6y=3y | | 3-5y=13;2,0,2 | | 5(4a-2)=-50 | | 312=341-f | | 68+4z+4z=180 | | 5(2+4c)= | | 13(19c-1)-12=115c+13 | | 7x-7x^-1=42 | | g/2-7=-4 | | s(-10)=2 | | z-891/11=6 | | 2x3x=24 | | k+102/18=17 | | 32-9x=12+11x | | 3-8x-61=3 | | h+212/24=18 | | 2(x+8=48 | | 969=19(k+10) | | 5z2+45z=0 | | -8(3-6x)-7x=-352 | | 38=2x-12 | | 9(h-885)=747 | | (-3/30x)-(2/30)=0 | | 9(h−885)=747 | | 11/2x+21/2=1/2x-1/2 | | m/19+106=111 | | -19n+4=-15n-16 | | -3r-4=-58 | | 256-p=162 | | -7.3=-12.4-1.1x |