### Home > AC > Chapter 4 > Lesson 4.1.5 > Problem 4-43

4-43.

Simplify each of the expressions below. You may use an Equation Mat and tiles.

One strategy is to make all of the subtraction within the problem into addition and then simplify like terms.

4-43.

Simplify each of the expressions below. You may use an Equation Mat and tiles.

One strategy is to make all of the subtraction within the problem into addition and then simplify like terms.