Solve each system by substitution

Y = 4x

y = - 4x

What is the flat side of a solid figure?

A membership at a yoga studio costs $35 per month. Write an equation for the cost of the membership, c, that you pay if you keep your membership for m months.

Consider this sphere with a diameter of 5 m. What can be concluded about the sphere? Check all that apply. The sphere has a radius of 10 cm. 5 m The diameter measure is substituted into the formula to find the volume. The radius is half the diameter.

Using the rule of 78, what is the sum of a 13 month period? A. 1014 B. 91 C. 13 D. 55

Which costs less to buy, a $1000 computer that is discounted 20% and then offered at an additional 10% off, or a $1000 computer that is discounted 30% off?

The terminal side of an angle in standard position passes through P (-3, - 4). What is the value of tan 0? tan 0 = - 4/3 tan 0 = - 3/4 tan 0 = 3/4 tan 0 = 4/3

Karrie bought a refrigerator from a rental center for $989.47. She makes 12 monthly payments of $97.32 with her credit card. The rental center charges $2.25 for every purchase made with a credit card.

Graphing radical functions

How many different 4-digit personal identification numbers (PINs) can be made from the digit 0 through 9 if no digits repeat?

How is 1/2+1/4 solved differently than 1/2+1/3?