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/0.2 = 1.4 // - 1.4
a/0.2-1.4 = 0
5*a-1.4 = 0 // + 1.4
5*a = 1.4 // : 5
a = 1.4/5
a = 0.28
a = 0.28
| 0.72+14.8u=14.5u | | 9x^2+26x-18=0 | | y=x(120-2x) | | d+0.3=1.7 | | 2(x-1)2+5=3 | | 5x^2-16x=9 | | cos(60)=6/a | | 5x-3(x-3)=-5+4x+8 | | -7(-3x+10)=-56 | | 1/3(9c-36=-9 | | 9(x-1)+7(3-x)-38=0 | | 3x+3=10+2x | | 5z^2-11z-12=0 | | 3x^2+8x-5=20 | | x^2-18x-36=0 | | S=R-aR | | 8(5-9m)+14=-665 | | 1x/8-1/2=6 | | 25(4-n)+9n=20 | | 5(y+7)=3(y+4)+27 | | 6x^3-14x^2=0 | | 4(4x-1)=4(2+1x) | | 3logx-2=0 | | 11-x=21 | | 5(2x+7)=55 | | x+0.4=x+1 | | 15x+9=3x-3 | | 5u-9=57 | | 4z-27=79 | | 1.2(x)=1 | | 4z-27=101 | | M^3/121n^4 |