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The equation b = 100 - 6r gives the number of points left on a amusement park bonus card after r rides. a. Rosi has 34 points left. How many rides has she been on? b. Dwight has…

The equation b = 100 - 6r gives the number of points left on a amusement park bonus card after r rides. a. Rosi has 34 points left. How many rides has she been on? b. Dwight has…
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The equation b = 100 - 6r gives the number of points left on a amusement park bonus card after r rides.

a. Rosi has 34 points left. How many rides has she been on?
b. Dwight has 16 points left. How many rides has he been on?

asked
User Carlos Cardenas
by
8.1k points

1 Answer

6 votes
Substitute b for given values

64 = 100 - 6r
16 = 100 - 6r

Move too to other side

-36 = -6r
-84 = -6r

Divide each side by 6

6 = r
14 = r
are your answers.



answered
User Squelos
by
8.5k points
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