-1 - (-7) = 6
5 - (-1) = 6
11 - 5 = 6
The common difference is 6.
If you add 6 to a term, you get the next term.

If a quadrilateral has four congruent sides and four right angles, then it's a square, and also If two consecutive sides of a rectangle are congruent, then it's a square.
Glad I could help, Have a great day!
Not enough information. How much do the tickets cost?
.15% translates to
.0015, and "of" means to multiply. so .0015 multiplied with 43 is
.0645