If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x+12=-45
We move all terms to the left:
4x+12-(-45)=0
We add all the numbers together, and all the variables
4x+57=0
We move all terms containing x to the left, all other terms to the right
4x=-57
x=-57/4
x=-14+1/4
| j-21=44 | | -7x+9+3x-5=8 | | f(30)=f(30)= | | 208=16g | | t/31=30 | | 3=7x=-8+3(x-3) | | b/21=14 | | 4p-28=-72 | | 9+7n=7n+9 | | 62=h+13 | | 7/3x+1=-4 | | 12/3y13=-1 | | -6x=3x-2 | | n/3=1-8 | | 2y-7+5y=1 | | 4t+5=19 | | -3+x/2=-4 | | 3-27(8-x)=16.5 | | 3x-5x-8=-2x+5-8 | | 28+4n=-6(2-4n) | | x−13x=23 | | 7a-3=+12 | | 7x8=x | | -3(2x-5)=8(x-9) | | 7=n-45 | | 34x+12=12x+34 | | 0.3x-8=5x+10 | | p/12=30 | | 15=-(4x+7) | | 6/7+7m=93/35 | | 4p+(1/4)=6p | | 3x-22=134 |