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)
4-((7/9)*x) > 8 // - 8
4-((7/9)*x)-8 > 0
(-7/9)*x-8+4 > 0
-7/9*x-4 > 0 // + 4
-7/9*x > 4 // : -7/9
x < 4/(-7/9)
x < -36/7
x in (-oo:-36/7)
(-oo:-36/7)
| 5x-7+x+13=180 | | x^3+2x^2+7x=0 | | -3p+8=5(10p+1) | | log(13)(x^2-4)=log(13)3x | | 40x=360 | | 16x+4=4(x+2) | | P=2r-d | | 3x^2-4x+5y-12=0 | | -17+x=28 | | f(x)=2x^2+160x | | x/(9/8)-4/5=6/5 | | 5(x+9)=190 | | y=h+cr | | 5x+9=190 | | f/29=21 | | 3(m+1)=4m-7 | | 32+x*x=180 | | 3x-7=5x-15 | | Z=6squaredxy | | d/6=16 | | Log[8](3x+-1)=18 | | 6x^3-12x^2-15x=0 | | 1.2x-3.3=4.9x+6.1 | | (x+15)+39x=180 | | M^2=-6 | | -16t^2+40t+3=0 | | x^2+2k+10=0 | | cot^2(x)-2=1 | | (x+15)+3x=180 | | 49*x=46*98 | | (7x+5)=180 | | -16t^2-40t-3=0 |