Question

Francis earned the following scores on his math quizzes: 86, 84, 90. Jillian earned the following scores on her math quizzes: 84, 90, 86.Who earned a greater total score? Which addiction property can you use to find your answer?

Answer 1

3

(

2

+

5

)

=

−

7

(

2

−

1

0

)

+

5

{\color{#c92786}{3(2x+5)}}=-7(2x-10)+5

3(2x+5)=−7(2x−10)+5

6

+

1

5

=

−

7

(

2

−

1

0

)

+

5

Explanation: