Tina wrote the equations 3x-y=9 and 4x+y=5. what can tina conclude about the solution to this system of equations?
a)-3,2
b)-2,3
c)2,-3
d)3,-2

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Multiply. write your answer in simplest form. 3/8 x 5/7

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?