# 7.2.4. Adding and Subtracting Algebraic Expressions

The distance between two cities is km. A passenger covered a distance of km of it. Find the remaining distance in terms of .

- A km
- B km
- C km
- D km

The perimeter of a triangle is and the length of two of its sides are and . Find the length of the third side in terms of and .

- A
- B
- C
- D

If and , find the value of .

Show SolutionThe perimeter of a triangle is and the length of two of its sides are and . Find the length of the third side in terms of .

- A
- B
- C
- D

Find the perimeter of the rectangle whose dimensions are and , and find the value of the result when .

- A, 44 length units
- B, 26 length units
- C, 34 length units
- D, 68 length units

Find the expression that when subtracted from the sum of the two expressions and the result equals the remainder of subtracting from .

- A
- B
- C
- D