CPM Homework Help : MC1 Problem 3-119

. Rewrite each of the following expressions using only addition. Then simplify the expression. Homework Help ✎
1. 5(−2) − 3
2. 7 − (−2)(−5)
3. −7 + −3 − (−5)
4. (−4)(−25) − 300

Answer (a):

5(−2)+(−3) = −13

Hint (b):

Circling terms will also be helpful in this problem.

Answer (c):

The equivalent addition expression is −7+(−3)+5. Remember to simplify.

Hint (d):

Circling terms first will be helpful. This has been done for you.