### Home > CC1 > Chapter 7 > Lesson 7.1.2 > Problem 7-22

7-22.

Simplify the expressions below. Homework Help ✎

4 · 4 + 4(5 − 2) + 7

7 − 9 ÷ 9 + 4(4 − 3) − 7

−12 + 3(7 − 4) + 5

3(15 − 2 · 6) − 5

For parts (a) through (d), refer to the Math Notes box from Lesson 6.2.1 at the bottom of the page.

Remember to calculate the value of each term before adding!

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Be sure to show your work!

The expression in parentheses should be simplified first.

Then remember to always multiply and divide before adding and subtracting.

Try circling the terms before simplifying the expression.

That way you will be less likely to make a mistake!

Be careful adding and subtracting negative integers!

Make sure you simplify the expression in parentheses first!

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Don't forget to keep track of those negative integers!