Question

3/16 Problem Of The Day:

The following expression represents the school’s cost for 6 students to attend an after school event.

6(2k + 5) - 20

Part A: Simplify the expression using the Distributive Property.
Part B: If k = $12.50, what is the school’s cost for the event?

Answer 1

12k +10

Final cos = 160

Explanation:

6(2k + 5) - 20

Distribute the 6

6*2k + 6*5 -20

12k +30 -20

12k +10

Let k =12.5

12*12.5 +10

150 +10

160

Answer 2

A) 12k + 10

B) $160

Explanation:

6(2k + 5) - 20

12k + 30 - 20

12k + 10

k = 12.5

12(12.5) + 10 = 160