Final answer:
The question asks for the correct algebraic expression to represent the total cost of 3 pounds of walnuts and 5 pounds of chocolate chips. The correct answer is a) 3W + 5C = 22, where 'W' signifies the cost per pound of walnuts and 'C' the cost per pound of chocolate chips.
Step-by-step explanation:
The problem statement regarding the total cost for 3 pounds of walnuts and 5 pounds of chocolate chips, which equals $22, can be expressed algebraically. This representation allows us to solve for unknown variables such as the price per pound for walnuts and chocolate chips.
The correct algebraic expression representing the problem is 3W + 5C = 22, where W represents the cost per pound of walnuts and C represents the cost per pound of chocolate chips.
To solve problems like this, you identify the correct equation based on the information given. Since we are adding the cost of each item (walnuts and chocolate chips) to arrive at a total cost, we use addition. The option that correctly uses addition to combine the cost of 3 pounds of walnuts and 5 pounds of chocolate chips to equal $22 is choice a) 3W + 5C = 22.