The two expressions represents the amount of sales at an electronic store on Saturday and Sunday Saturday: 37la-50

Sunday: 30+232a

Which expression could represent the total number of sales at the electronic store that weekend

a 603a-20

b 401a+182

c 139a-80

d 603a+80

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year