If it's not what You are looking for type in the equation solver your own equation and let us solve it.
239=78-x
We move all terms to the left:
239-(78-x)=0
We add all the numbers together, and all the variables
-(-1x+78)+239=0
We get rid of parentheses
1x-78+239=0
We add all the numbers together, and all the variables
x+161=0
We move all terms containing x to the left, all other terms to the right
x=-161
| 5(4-b)=-5b+20 | | 8−5m=–4m | | M=10p+4p-12p | | 2x+60=3x-40= | | 11x+2=-x+28 | | (2x+45)=(2x+5) | | 0.2x=5.5 | | 2x+45=2x+5 | | 2w-3)(w-5)=55 | | x+3x-32+(3x/2)-16+8=180 | | x+3x-32+((3x-32)/2)+8)=180 | | 2x-18=8x+32 | | 5-t=17+3t | | 3x5−2x4+3x−2=0 | | 6=200-2m | | 6*b+3=75 | | 2x*3x=300 | | 8x+1.5x=168 | | 2x*3x=75 | | |3x-5|=|5x+7| | | 3x-17=6x-54 | | n-7=+4 | | 3t-10=40-2t | | 2(0.5x+1)=-3(2x-1)+8x+4 | | T1=n²+2n+9 | | 6x-54=3x-17 | | 5x/12=4 | | x^2+10x+16=2 | | +7n=-84 | | 1200=50x-5 | | 5×-y=16 | | 5-m=m+3/2 |