Make x the subject of the formula6x + a = 5(x + t)
1 answer:
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Hi there!
f(x) = 2x + 6
Differentiating 2x = 2 (Power rule, dy/dx xⁿ = nxⁿ⁻¹)
Differentiating a constant always equals 0.
Thus:
f'(x) = 2
Answer:
Step-by-step explanation:
Let be the cost of renting from Mozart's Music Store for
years, and
be the cost of renting from Bach's Music Store for
years.
From the problem statement, we can come up with the following equations:
Plugging in for each equation, we can get the answer:
From this, we can see that the value is equal for both stores.
