7x-6y=9
5x+2y=19 Solve the system using elimination.
1 answer:
Step-by-step explanation:
multiply 5x+2y=19 by 3 youll get 15x+6y=57
eliminate y
7x-6y=9
<u>15x+6y=57</u><u> </u> +
22x=66
x=3
substitute x to 5x+2y=19
15+2y=19
2y=4
y=2
You might be interested in
Answer:
x=3 hope this helps
Step-by-step explanation:
Answer:
$0.84
Step-by-step explanation:
1. find total cost of both the pen and paper
2. find the amount Sally spent
3. find cost of ruler
Answer:
Step-by-step explanation:
with the largest measure
Answer:
1/5
Step-by-step explanation:
If each tray has 1 purple in 5 colors, it doesn't matter how many trays there are. The fraction of colors that is purple is 1/5.
One solution.
They have different slopes and therefore have one solution.
