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Solving Equations by Substituting Values

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Substitute t find values of the expressions in each of the following applied problems.

1. the simple interest I on a principal of P dollars at interest rate r for time t, in years, is given by I=Prt. Find the simple interest on a principal of $4800 at 9% for 2 years. I know that I would use the calculation as 9%= 0.09

2. m - n m=16 and n=6
5
I need to translate each phrase to an algebraic expression. Use any letter for the variable unless directed otherwise.. Fourteen less than some number

4. 67% of the women attending

5. The price of a blouse after a 30% reduction if the price before the reduction was P

6. If the height and the base of a triangle are doubled. What happens to the area?

7,. Use either < or > to write a true sentence. -13 -5
-------- ? -----------

16 9

8. where would -17
--------------- on a number line?
4

9. -5 + ( -2)
¬¬___ _____
6 9

10. -7 + 7
16 8

11. 24 + 3.1 + (-44) + (-8.2) + 63

12 In a college football game. The quarterback attempted passes with the following results. Find the total gain or loss.

TRY GAIN or LOSS
1st 13 yd gain
2nd 12 yd loss
3rd 21yd gain

13. 5 - 3
8 4

14. -1 - (-1)
7 ( 6)

15. 84 + (-99) + 44 - (-18) - 43

Thanks a lot for your help.

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