Mixture problem using two variables

4. Planter's sells 21 oz. bags of mixed nuts that contain 29% peanuts. To make their product they combine Brand A mixed nuts which contain 35% peanuts and Brand B mixed nuts which contain 25% peanuts. How much of each do they need to use? Total Weight . Percent Peanuts= Weight of Peanuts Let a represent the amount of Brand A nuts used. Let b represent the amount of Brand B nuts used. Complete the chart below using information from the problem. Use the formula to work across and complete any empty spaces in the last column: Mixture problem Weight of Mixed Percent Peanuts Weight of Peanuts Nuts (oz.) (as decimal) (oz.) Brand A Mixed Nuts 0.35a Brand B Mixed Nuts 0.25 Planter's Mixed Nuts 21 0.29 Fill in the values requested in the chart below. Then, use the chart to fill in the boxes and complete the system of equations. Weight of Brand A Weight of Brand B Weight of Planter's Mixed Mixed Nuts Mixed Nuts Nuts Weight of Peanuts in Weight of Peanuts in Weight of Peanuts in Brand A Brand B Planter's Nuts Solve algebraically. State your answer in complete sentences