A company bought New Year's greeting cards to send to its valued customers. Forty-five of the cards they sent cost $2.40 each. Thirty-six of the cards cost $2.90 each. The remaining 28 cards cost $1.80 each. What was the total amount spent on these cards please help

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.

Solve this 364x-64x=300x and 12(x2–x–1)+13(x2–x–1)=25(x2–x–1)

Describe the graph of 3x+2> 2 and 3x< 6