Question

Emanuel has 745 pictures in his phone, His memory is getting full, so he starts deleting 20 pictures every day, Define each variable and write an algebraic expression to describe the number of pictures left on his phone after any given number of day

Answer 1

-20x+745. (expression). y= -20x+745 (Equation).

Explanation:

Hope this helps.

x: the number or days.

y: the total number pictures that have been deleted.