2. Yaniel and Emmanuel are eating out at the local pizzeria. Their subtotal came up to $21.
a) What is their total if they had an 8% tax?
b) If they left a 15% tip, how much tip in dollars did they leave?

what is the question here

step-by-step explanation:

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94

there is no graph so i cant sorry

step-by-step explanation: