Which of the following equations is equivalent to x - y = 6?
a. 2x - y = 6
b. 2x - y = 36
c. 4x - 3y = 36

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

What are two numbers that have a sum of 15?

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8