Which operation would you perform first? 5 + 12-8 = 2 x 3 + 18 - 6 + 7​

Which symbol makes the steam in true 0.7 > 0.77

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.