If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
a/375 = 4/100 // - 4/100
a/375-(4/100) = 0
a/375-1/25 = 0
1/375*a-1/25 = 0 // + 1/25
1/375*a = 1/25 // : 1/375
a = 1/25/1/375
a = 15
a = 15
| 2x^2-2=-8x+8 | | 2.50+0.50m=1.00+0.75 | | Y/23-40=46 | | X^5-4x^3-3x=0 | | a/15=20/100 | | 8k+1+3k-5k+4+k= | | X/23-40=46 | | y=x^2-12x+29 | | 24x-52x+24=0 | | 11+13m=180 | | 1+3y+4+y= | | 2x+18=23+5 | | (18-m)*8=40 | | 2.1n=1.17 | | 2x-3x-2=4+2x | | x/3=20/15 | | (19+m)*29=928 | | 4b+3-2b+1= | | 6(6x+10)= | | 8/10=5x-3/15 | | 8=16+8 | | 2x+7+x+5=16 | | 2a^2-21=0 | | 32x-4x^3=0 | | x-1/2=1.25 | | -6y=-1 | | 56=7/4•2^x | | 8.4/10^7/3.10^3 | | x-3x+4=2x+10 | | 32-4x^2=0 | | -3x^2+14-4=0 | | 33X+12.5Y=28 |