A bank loaned out $31,000, part of it at the rate of 13% annual interest, and the rest at 4% annual interest. The total interest earned for both loans was $2,770.00. How much was loaned at each rate? $was loaned at 13% and

$was loaned at 4%

Solve the equation x/4 - 5= -8 -27 -12 -7 12

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.