Sarah needs to buy hot dogs and hamburgers for her party. She bought a total of 180 hamburgers and hotdogs. Hot dogs cost $3 and hamburgers cost $4. She spent a total of $620. What are the two VARIABLES for this system
Sarah needs to buy hot dogs and hamburgers for her party. She bought a total of 180 hamburgers and hotdogs. Hot dogs cost $3 and hamburgers cost $4. She spent a total of $620. What are the two VARIABLES for this system
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Sarah needs to buy hot dogs and hamburgers for her party. She bought a total of 180 hamburgers and hotdogs. Hot dogs cost $3 and hamburgers cost $4. She spent a total of $620. What are the two VARIABLES for this systems
Expert Solution
Step 1
let the number of hot dogs are x
and number of hamburgers are y
then these are two variables for this system
according to question
x+y=180
then y=180-x
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