7. Richard deposited $5400 and got back an amount of $6000 after 2 years.
1 answer:
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Answer:a=4
Step-by-step explanation:
Expand the brackets. Collect like terms. Get the same values on each side so it’s easier to isolate a. Divide 9 from 9a so that u get a by itself and this gives u the answer if 36/9 or 4.
