A student finds the slope of the line between (14,
She writes
1-17
- What mistake did she make?
18-14

A She should have added the values, not subtracted them.
B She used y-values where she should have used x values.
C She did not keep the order of the points the same in the numerator
and the denominator.
D She mixed up the x- and y-values.

What is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7: 3

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

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