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)
2*(-5*x-6) = 28 // - 28
2*(-5*x-6)-28 = 0
2*(-5*x-6)-28 = 0
-10*x-40 = 0
-10*x-40 = 0
-10*x-40 = 0 // + 40
-10*x = 40 // : -10
x = 40/(-10)
x = -4
x = -4
| 6(-3k-1)=-186 | | 4(1-7w)=4 | | 5(3+6n)=75 | | 4(-4k+10)=88 | | 6(7+2d)=42 | | x/300=-2 | | x/300=-3 | | 3y^2-4x^2+12y+24x=36 | | 6(-7m-3)=-102 | | 6(7m+1)=216 | | 5(10+4d)=270 | | 6(-5x+10)=-90 | | 2(1x+6)=-2 | | 4(8+2a)=-48 | | x/3=25 | | 7(8-5x)=56 | | 4(7d-7)=112 | | 2(10-7w)=-148 | | 3(4-6k)=-42 | | 7(1-6b)=-77 | | 3(7k+1)=171 | | 6(-5+7w)=-282 | | 6(3w+1)=-120 | | 4(-10+5b)=-120 | | 6x+2x=84 | | x/2=72 | | 4(x+5)=8+6(2x-2) | | 4(8+5k)=132 | | 6(3n-4)=156 | | 7(2+2t)=-126 | | 6(8-7b)=90 | | 4(-7+5a)=192 |