The following are the scores of 15 students on an algebra test. Identify a cumulative frequency table for the data. 70, 70, 72, 73, 73, 74, 75, 76, 81, 82, 82, 82, 84, 84, 94

Find the solution of this system of equation -7x+y=-20 9x-3y=36

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.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)