Determine if the following system of equations has no solutions, infinitely many solutions or exactly one solution:

-x+3y=-1 x-3y=1

Jackie dog weighted 4 6/9 pounds as a puppy. Now her dog weights 8 3/4 pounds. how many more pounds dose Jackie's dog weight now than she did as a puppy

Find the simplified form of each expression. Give your answer in scientific notation. (5 x 10^-7) (8 x 10^-4) A) 4 x 10^13 B) 4 x 10^-12 C) 40 x 10^-10 D) 4 x 10^-10

What is the exponent of the exponential expression? 4^3

Some engines require oil to be mixed with gasoline. For every gallon of gas used, 4 ounces of oil should be added. How much gas is needed if 12 ounces of oil are used?

Children's tickets to a movie cost $4.00. Adults tickets cost $7.00. If 275 tickets were sold for a total of $1574.00, how many of each type of ticket were sold?

Find the greatest common factor (GCF) for each number set 1. 4,10 A. 1 B. 2 C5 2. 25,50 A. 1 B. 5 C. 25 3. 56.63 A. 1 B. 6 C. 7 4. 12,24,48 A. 2 B. 12 C. 24 5. 96,120 A. 2 B. 12 C. 24

Identify the set of numbers that makes up the domain in the relation { (-2, - 2), (0, 2), (2, 4), (3, - 6) }. -6, - 2, 2, 4 -6, - 2, 0, 2, 3, 4 -2, 0, 3, 4 -2, 0, 2, 3

B=100-10x^2 it costs the company $60

Simplify, write each answer in scientific notation (7.4 x 10) ^2

2. What are the means of the following proportion? 3/15 = 12/60 A. 15 and 12 B. 3 and 15 C. 3 and 60 D. 12 and 60