Mathematics, 21.01.2021 01:00 LuluMathLover101

It takes Sam 3 minutes to make each widget A and 7 minutes to make each widget B. Sam made 4 times as many widget Bs as he did widget As, and it took him a total of 155 minutes.
Write a system of linear equation to model this situation. Describe what the variables
represent?

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It takes Sam 3 minutes to make each widget A and 7 minutes to make each widget B. Sam made 4 times...