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)
X/15 = 4.5 // - 4.5
X/15-4.5 = 0
1/15*X-4.5 = 0 // + 4.5
1/15*X = 4.5 // : 1/15
X = 4.5/1/15
X = 67.49999663
X = 67.49999663
| (X+y)+(x-y)= | | 15n-15n+n+2=16 | | 6(3x+7)=42 | | (4x^2)+(2x)+8=0 | | 4x+2(-7)=-18 | | 5(2y+2)+y(1-5)= | | x+0.4=2 | | 4xy=16 | | 6x^4-6x^2-12=0 | | 13r-2r-9r-1=9 | | 42(x+14y)=42x-56y | | x^2+72z-84=0 | | 5(2b-6)-(b+6)+b= | | q=4(24) | | y-y+4y-2y=18 | | 2(x+2)=3(x-1)+1 | | 6x+4+4x-3-10x= | | 2(x+2)=(x-1)+1 | | 14h+h-h-13h+2=15 | | Cos((pi/2)/2) | | -7a+3(1-a)+a= | | F+5=12-70 | | -49=-7x-4x+6 | | -6+(3-b)+2= | | 225+6.25x=80+15x | | 1/2-3/4(1/5÷6) | | 5g-2g-g-2=20 | | -3+5(x+6)=-48 | | 4a-6(a+1)= | | 3=(x)/(x-1) | | 1/2-3/4(1/5/6) | | 5-2x+6x=21 |