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)
15-((6*x)/7) = 3 // - 3
15-((6*x)/7)-3 = 0
(-6/7)*x-3+15 = 0
12-6/7*x = 0 // - 12
-6/7*x = -12 // : -6/7
x = -12/(-6/7)
x = 14
x = 14
| -955=-5(5x+16) | | 4(3x-6)=2(6x+9) | | 10x-5=8x+9 | | 2-t=1 | | -6v+21=7(-7v+3) | | 7w^3x^2-63w^3y^2= | | 11+4b=8b-13 | | 4*X-(3/6)+(2*X)/3=0,5 | | 17x-5=16x | | 9x-9=9(x+3) | | (z+2/9)=(z-5/9) | | 17x-5+16x=180 | | 10x+10=120 | | 4x-3/6+2X/3=0.5 | | 9(x-6)-2=-56 | | xy(x-2y)-x(x+xy)= | | 3n-5=7n-11 | | 9/2+6x=7/2-7x | | x^2-20+99=0 | | 16x+6=18x-2 | | 3(5-x)+8x=11-3x | | 42x+242x=377 | | 8-(4y-3)=9-5y | | 6*(0.333-X)-(2X+7)=1 | | 12+6x=7x+3 | | 5(3x+6)=-8+23 | | 234x+465(2345+3532)= | | -x-8=2x-7 | | 2/11(y-3)-52/11=-5 | | 4X-(3/6)+(2X/3)=0,5 | | 6(3x-9)=3(6x+5) | | y=2-x+x |