5y+45=180
5y=135
y=135/5
y=27
1. c (multiply by 3 to get 9x - 3y = 15)
2. c (add the new top expression with the bottom one to get 11x = 0) substitute 0 into either equation to get -5)
hope this helps!
Megan bought a fridge for $499 plus $100 delivery fee is not a proportional relationship.
Answer:
equation: 41+4x=45.80
answer: x=1.20
Step-by-step explanation:
