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A builder has some red and grey bricks. The red bricks weigh 6 kilograms each, and the grey bricks weigh 7 kilograms each. If the total weight of all 7 bricks is 46 kilograms, how many of each type of brick does Cooper have?
 

 Aug 19, 2021
 #1
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A builder has some red and grey bricks. The red bricks weigh 6 kilograms each, and the grey bricks weigh 7 kilograms each. If the total weight of all 7 bricks is 46 kilograms, how many of each type of brick does Cooper have?
 

6*6 + 7 = 43

6*5 + 2*7 = 44

6*5 + 3*7 = 45

6*3 + 4*7 = 46 laugh

 Aug 20, 2021
 #2
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6*4 + 3*7 = 45 laugh

Guest Aug 20, 2021

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