Mathematics, 19.04.2021 19:40 kkcheers16

A construction company buys various materials for building projects. The table shows the costs for various pounds of the materials
Material
Weight
Cost
concrete
$480
30 pounds
160 pounds
$120.00
wood
12 pounds
$3.48

The relationship between the cost, y, in dollars, of xpounds of concrete can be modeled by a proportional equation

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