Use a graphing calculator solve 5^4x = 2115

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.