It is equal to zero.
It depends what x is equal to.
sin(x) = tan(x) when x equal 0
only when x is equal to 2
If: 75/x = 25 Then: x = 3
2 x 4 x 8 x 10 is equal to 640.
it means that x should equal 10. x + x = 20. x = 10
If: x-6 = -8 then x = -2
7.86 X 4.6 is equal to 36.156.
2 x 3 x 5 is equal to 30.
4 x 7 x 5 is equal to 140.
7 x 7 x 7 is equal to 343.