Answer:
<h2>
<em>2</em><em>0</em><em>x</em><em>y</em><em>-</em><em>1</em><em>5</em><em>y</em><em>z</em></h2>
<em>Option </em><em>D </em><em>is </em><em>the </em><em>right </em><em>option.</em>
<em>Solution</em><em>,</em>
<em>
</em>
<em>hope </em><em> </em><em>this </em><em>helps.</em><em>.</em><em>.</em>
<em>Good </em><em>luck</em><em> on</em><em> your</em><em> assignment</em><em>.</em><em>.</em><em>.</em>
Answer:
The person invested $3500 at 7% and $2500 at 5%
Step-by-step explanation:
We can say that
because the investment is equal both in one as in another, where x is the income from the investment.
Solving the equation we have:

Then to get the incomes:
At 7%: 
And at 5%: 
Finally we can demonstrate the answer because the income at 7% + income at 5% are 3500+2500=$6000
6 hikers = 4.5 lbs of trail mix
4.5 divided by 6= .75 lbs each hiker.
If your number is smaller than the actual number, you underestimated. If it is larger, you overestimated. Please mark Brainliest!!!
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