To Find the Number of Units That Gives Break-Even for the Product

To find the number of units that gives break-even for the product, solve the equation R $$\mathbf { R } = \mathbf { C }$$ ound your answer to the
nearest whole unit.
-Jim wants to plan a meal with 150 grams of carbohydrates and 1400 calories. If green beans have 7 grams of carbohydrates and 30 calories per half-cup serving and french fried shrimp have 9 grams of carbohydrates and
190 calories per three-ounce serving, how many servings of green beans and shrimp should he use?

A) 7 half-cup servings of green beans and 9 three-ounce servings of shrimp
B) 9 half-cup servings of green beans and 7 three-ounce servings of shrimp
C) 5 half-cup servings of green beans and 15 three-ounce servings of shrimp
D) 15 half-cup servings of green beans and 5 three-ounce servings of shrimp