Solve the system: (MAFS.912-A-REI.3.6) 4+7=41
4
x
+
7
y
=
41
4+7=41
4
x
+
7
y
=
41

−7=−16

Does anyone know this? the andwer choices are: 79, 85, 101, and 135 degrees!

What is the product? (x2+3y+7) [yy+1)

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?