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)
7-((2/3)*x) = 0
(-2/3)*x+7 = 0
7-2/3*x = 0 // - 7
-2/3*x = -7 // : -2/3
x = -7/(-2/3)
x = 21/2
x = 21/2
| 13x-12y=360 | | 26=-2+4u | | 4x-13y=8 | | 15-2/3xx-8 | | 8P=14 | | 7+M=3 | | 8B+6=15+5B | | -5.83t+9.7t= | | -8n+1=40 | | 6n+7=7-4n | | 3x^2-2=-10x | | 7-i/6-9i | | 3r+7=33 | | 6=2+4 | | abs(8x+1)=2 | | solveu+2v=5+kforu | | -.2(2.12-h)=0.6 | | f(x)=2.3x | | 3(w-3)=5w-29 | | 2(x-3)=2+5 | | 7x=8y-74 | | 6a=120 | | 4-8v-8= | | 7x+5-7x=10 | | .3b-.04=.5 | | 8x+5-7=10 | | 8(6f-14)-7(12-5f)+(23f+2)-(2f+65)=0 | | (2-2)3x-7y=9 | | 9(x+2)-5x=2(x+10) | | -3(8p+2)-2(2-23p)=3(6+7p) | | 3b-5-9b-8= | | -6.6(2t+4)-2.6(3t-6)= |