If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4-7x=-66
We move all terms to the left:
4-7x-(-66)=0
We add all the numbers together, and all the variables
-7x+70=0
We move all terms containing x to the left, all other terms to the right
-7x=-70
x=-70/-7
x=+10
| 3(v+2)=-2v+1 | | 2/3x=10/9 | | x=3(5)+1/2102 | | √3x+10=x+4 | | -60=6x-2 | | 5y+5=9y-15 | | -23x+7=-3 | | -7=12+x/4 | | 2y2-y-6=0 | | -8=-8t-12t-3 | | -5=2x+1=5 | | 2b/3×5=3 | | 0.25x+4=20 | | 21=14+7x | | 20=v/5-11 | | 39=x+2x | | 8d-25=5d | | 1/8x=54 | | 10I(x-1)=0 | | 5(7z+2)=12 | | a/2=4/6 | | i/3-1/2=3/4 | | 10×-20=6y | | X+2x-13=47 | | 3.7=2n-5 | | 51x^2-192x+180=0 | | 51x^2-192x+180=- | | x/100=126/37 | | 9x−14=40 | | 3.7=1.6-0.6y | | 2x+2x+7=47 | | 3+4/9b=-2/3b |