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)
Y = 15/2-(3*x) // - 15/2-(3*x)
Y+3*x-(15/2) = 0
Y+3*x-15/2 = 0
Y+3*x-15/2 = 0 // - Y-15/2
3*x = -(Y-15/2) // : 3
x = (-(Y-15/2))/3
x = (15/2-Y)/3
x = (15/2-Y)/3
| -6n+5=39 | | 61+8=t | | 3y=y+52 | | 3(q+2)=2(q+5) | | 23-11=3(x-3) | | 27+2y-8=11y-11-3y | | u+20=5u | | Y=15-2-3x | | x-0.07x=115625 | | 1a-55=14 | | a=-b+1 | | -3(-3+6i)=0 | | 2(b^2+2b-12)=0 | | 16t+6u(3)+8=-4t-2u-6 | | 2j+13=65 | | 24x^4+48x^2+96x^6= | | 7=v-88 | | j+54=91 | | N+6=30 | | 2log^4(27)x^3y^10= | | 67=-5q-43 | | 2log^427x^3y^10= | | 6c-84=36 | | -logx=2.55 | | 2x-2y+3z=-2 | | (-7+3i)+(3-6i)=0 | | 3+2logx=10 | | -3x+4y+z=-13 | | 13q+69=82 | | 81/2-51/2 | | 3/2(x-7)=3/4(4x-5) | | 7x-5x+5y-7x= |