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*x-((2/3)*x) = 30 // - 30
4*x-((2/3)*x)-30 = 0
4*x+(-2/3)*x-30 = 0
10/3*x-30 = 0 // + 30
10/3*x = 30 // : 10/3
x = 30/10/3
x = 9
x = 9
| 2.4n-3and-7.8n+2= | | -8(v-3)=4v+8 | | 6(x^2+11)=228 | | 24=-4(d-3) | | -1/2x-1=1 | | -2=11y | | 240=12x+9(22-x) | | -20+(-23)+(-21)+(-18)= | | 2.5n+2h=366 | | 5x-1=5(x-5) | | 10a+9=159 | | 4(2w-5)-(3w-9)= | | x^2=-12y | | (5x-1)-(-3x+7)= | | 3p-4=-4 | | 33/8-2/3 | | -4x-4(5x+5)=-20 | | 1.6t=5.44 | | -12x=o | | 2b-4-5b-8= | | -7(4x+9)+3(3x-9)= | | -6x^3+3x^2-10x=0 | | 16n^2+52n+30= | | 9.74=w | | 8x-6(-10+5x)=-6 | | 3/7t-4/3=-13/3 | | 16n^2+52n+3= | | 12/9-7/6 | | X+5+2x=20 | | 9x=-31 | | (-3)r=93 | | -9(7-9p)+8(p+8)= |