A 6 feet tall boy cast a shadow of 9 feet at the same time of day at the shadow of the tree measures 21 feet what is the height
1 answer:
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Answer:
The cost of chocolate pumpkins is $1.89, masks cost $5.75 and candy witches cost $1.62
Step-by-step explanation:
Let x represent the cost of chocolate pumpkins, y the cost of masks and z the cost of candy witches.
Cory shopping can be represented as:
3x + 4y + 8z = 41.63 (1)
Josh shopping can be represented as:
6x + 2y + 14z = 45.52 (2)
Dan shopping can be represented as:
8x + 3y + 25z = 72.87 (3)
The equations in matrix form is:
The cost of chocolate pumpkins is $1.89, masks cost $5.75 and candy witches cost $1.62