Step-by-step explanation:
there 5^(n+1) + 5^(n+2) = 5^n x 5^1 + 5^n x 5^2 breaking them as x^(a+b) = x^a x x^b
then taking common 5^n from both terms
Phil has budgeted 120 to rent a car during his weeklong vacation. At the rate of $40 per week plus 10 cents per mile how many mi
1 answer:
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