Debra received a $70 gift for a coffee store. She used it in buying some coffee that coast $7.64 per pound. After buying the coffee, she $31.80 left on her card. How pounds of coffee did she buy?

  5

Step-by-step explanation:

If c represents the number of pounds of coffee Debra bought, her total value is ...

  7.64c +31.80 = 70

  c = (70 -31.80)/7.64 = 5 . . . . solve for c

Debra bought 5 pounds of coffee.

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)

answer: what is the conflict?

step-by-step explanation:

*what has happened to new york city?

*what is in the time capsule?

* what did the kidz see that gave them hope?

*what will they do with what they find?

* how will they save the city?

* what challenges will they face along the way?

*what big choice will they make at the climax of the story?

* what lesson do they learn at the end of the story?