7th grade-Algebra Worth Problem

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Please show equation and solve for the following
1. Lyn's age is 8 years less than 15 times the age of her niece Elizabeth. If the sum of their ages is 24, what is Elizabeth's age ( Let e= Elizabeth's age)

2. Bob is renting a canoe for $20, plus $9.75 per day. How mant days did Bob rentthe canoe if he spent&78.50 altogether? (Let d = number of days Bob rented the Canoe)

Thanks

Reiny below is the answer for one, please read my response for #2 - thanks

Math _Algebra Word Problem - Reiny, Wednesday, September 23, 2009 at 8:16pm
looks like you are solving

15e-8 + e = 24

and

78.75 = 9.75d + 20

what did you get?



Math _Algebra Word Problem - DMAR, Wednesday, September 23, 2009 at 8:46pm
Answer for #1 is Elizabeth is 2 and Lyn is 22

For #2 am not sure for this one, please solve

Thanks

  • 7th grade-Algebra Worth Problem -

    see

    http://www.jiskha.com/display.cgi?id=1253750764

  • 7th grade-Algebra Worth Problem -

    Tara is 3 years older than Sam. Sam's age is 12 less than twice Tara's age. How old is Tara? Write an expression, then eveluate.

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