If a x b =2a-3b+ab, then 3*5+5*3 equal to?

Select the best attribute for the angle pair formed by two parallel lines intersected by a transversal.

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

2pointswhat is the best next step in the construction of the perpendicular bisector ofab?