Write the answer to the problem as an algebraic expression.A theater ticket for adults is a dollars and the price of a child's ticket is c dollars. If 13 adults and 39 children attend the theater one night, how much money did the theater make?

A. 13a + 39c dollars
B. 13c + ca dollars
C. 39a + 13c dollars
D. 507ac dollars


Answer: A

Mathematics

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Substitute to find the value of the expression.The area of a rectangle of length ? and width w is given by the formula A = ?w. Ann's backyard is rectangular with a length of 29.6 yards and a width of 28.5 yards. Find the area of Ann's backyard.

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A. -0.19
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C. -1.
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Mathematics