The 4th term of an AP is 6. If the sum of the 8th and 9th terms is -72, the com. mon difference is:​

Can you simplify 4/7? 24 points will be awarded!

The triangles are similar. what is the value of x? show your work.

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false