Answer:

Step-by-step explanation:
You can start by dividing both sides by 2, getting
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Answer:
68 to 55 hope this helps
Step-by-step explanation:
1- The interest rate is 7.5/year so 7.5/.75 year(9 months) at 500$ which would produce a profit of 28.13$ so a total of 528.13
2-7.5/year for 1.5 years(18 months) at 500$ so total interest is 56.25$ so the total is 566.25$
A : x, y -> x, -y
Could jaut look this up