If it's not what You are looking for type in the equation solver your own equation and let us solve it.
8+5x=-42=x
We move all terms to the left:
8+5x-(-42)=0
We add all the numbers together, and all the variables
5x+50=0
We move all terms containing x to the left, all other terms to the right
5x=-50
x=-50/5
x=-10
| B=20-1.25n | | 3x-4=2=x | | 3z+2=20*2+1 | | 17+m=16*2 | | 4+9x=-23=x | | 9+3x=-15=x | | x+55=275 | | 17+m=16×2 | | 6x+-3=39=x | | 15x-29=3x+1 | | 5x+-2=33=x | | 25x-29=3x+1 | | (x+2)*3=x+18 | | -3+9x=3,3=x | | 46=6x+-2=x | | 5x+-9=21=x | | -6+5x=9=x | | 10=4x+-6=x | | 5x+-9=16=x | | 25y+5=5y-5 | | 8x-15=7x+7 | | -7+3x=-9+2x | | 72=6+6*(x-42) | | 3x–2=4x+9 | | 100x-200=50x | | 2x-5/4=4x+1/3 | | 66+9x=26x-2 | | 2(x+5=4(3x-5) | | -2p-8=24 | | 3x+18=53 | | 3x+16=53 | | 3x+12=53 |