The sum of 16 and 4 times a number in a variable expression.

(16+4) * x (or any letter for the variable)

20x would be the answer. 16 plus 4 is 20, and then you mulitply that by the variable. There is not a set solution since you don't know what that number is.

step-by-step explanation:

i could only see the first page. the other pages were blurry. ; -;

x hot dogs for 2$, y drinks for 3$. 29 items and total 70

2x+3y=70

x+y=29

if x=17and y=12

2(17)+3(12)=70

34+36=70

answer: answer

step-by-step explanation: