If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(-5/2)*x = -7 // + 7
(-5/2)*x+7 = 0
7-5/2*x = 0 // - 7
-5/2*x = -7 // : -5/2
x = -7/(-5/2)
x = 14/5
x = 14/5
| -1=3x-4 | | 16x^2=80x | | 5p+6=15+4p | | 10y+7x=6 | | 4x+7=25+2x | | -(x-2.1)(5x-7.5)=0 | | -x=21 | | 1/64*x^6-8y^3 | | (x+5)=(2x-7) | | -27z=31 | | F(x)=x^2-5c-36 | | 6(5-2y)-3y=0 | | w/3=-46 | | 4x+8=y | | w/3-12=24 | | 3/5x-8/15x=4 | | 4m-18m=70 | | -5c=20 | | 45.00(x+15.00)=1935 | | 3(2a+6)=33 | | x/8=-15 | | h=-16t^2+14+2 | | 1+4+8uv= | | 3n-7=2n-1 | | lnx+5lnx^2=11 | | 12-(3m+6)=3+2m-17 | | -3.8x=56.62 | | -3+5=2x-10 | | 6+x-3=6+x-3 | | 5x-4+2(x-4)=16 | | -3p+10=2p+20 | | -r=70 |