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)
(1/2)*x+(13/4)*x = -9 // + 9
(1/2)*x+(13/4)*x+9 = 0
15/4*x+9 = 0 // - 9
15/4*x = -9 // : 15/4
x = -9/15/4
x = -12/5
x = -12/5
| 9x+2-4=52 | | 18(9c-1)-4=160c+18 | | 28=2(2+x)+2(10) | | 6x+5(2x+6)=126 | | 5+4p=5p+10 | | 48/5-x=16 | | 5x+16+x=76 | | 2-(-3-8)=1 | | 17-8(2+3x)=5 | | -16=8+4x | | 15.7h+39.25=19.625h | | 3(a-5)=2(q+5) | | 72-(3a-4)=12 | | -3x+12-6x=18 | | 5u^2-16u+3=0 | | 20=3[x+3] | | 12x^2+14x-15=0 | | 54=t/-4 | | 8(2m-4)+14y=19 | | 4yz+3z=12 | | 5(x+5)+8=33 | | a^2-3a=10 | | -3(x-1)+8(x-3)=6x+7-5a | | 6=t+13 | | 2a-4b+5b+3a= | | h/7=14 | | abs(3x-7)=0 | | 9=3[p+1] | | (-21*9)+(-80)/-21-1 | | 2(3c-1)-1=4c+3 | | (6t+8/9t-7)=(2t+3/3t-7) | | 7+2x+4=27 |