Mary spent a total of $320.92 for a party. She spent $200.20 on food, plus an additional $30.18 for each hour of the party. How

Question

skad [1K]

2 years ago

12

Mary spent a total of $320.92 for a party. She spent $200.20 on food, plus an additional $30.18 for each hour of the party. How

long was the party? Write an equation first!

Mathematics

2 answers:

Vedmedyk [2.9K] · Answer 1 · 2022-11-28T06:45:51+03:00

Vedmedyk [2.9K]2 years ago

6 0

Answer:

4.006627

Step-by-step explanation:

TEA [102] · Answer 2 · 2022-11-28T08:14:58+03:00

TEA [102]2 years ago

6 0

Equation: 320.92=200.20+30.18x
Total spent at party = food purchase + 30.18 per hour (x)

Subtract 200.20 from both sides.
120.72=30.18x

Divide both sides by 30.18x to get the x alone.
4=x

Because x represented how many hours you were at the party, the answer is 4 hours.