In the accompanying diagram, line a intersects line b.
ar
(x + 5)º
(2x - 5)º
what is the value of x?

Timed*** there are 8 rows and 8 columns, or 64 squares on a chessboard. suppose you place 1 penny on row 1 column a, 2 pennies on row 1 column b, 4 pennies on row 1 column c, and so on … how many pennies are on each square? a =   b =   c = d =   e =   f = g =   h =

Will give brainliest what is the value of x? enter your answer in the box.

Find the roots of the equation below. x^2 - 6 + 9 = 0