For the system below:

Solve the system by the linear combination method. Show all work carefully.

Check your answer.

a-2b=3

a+b=2 (b+3)

4,000,000 is how many times as 40,000

Riley is saving up to buy a new television. She needs a total of $1,055.63. Riley has saved $200.60 already and earns $77.73 per week at her job. How many weeks does Riley need to work to save enough money to buy the new television?

How many liters are in a gallon?

How do you remember the difference between supplementary and complementary angles i can never remember what adds up to 90 or 180

An elevator moves at the constant speed of 2 m/s for most of its journey. Estimate the time to travel up a 12-story building in this elevator.

The edges of each tissue box measure 6.5 inches the dimensions of the shipping container are 19.5 inches by 39 inches by 19.5 inches what is the greatest number of tissue boxes that will fit into one shipping container

A train traveled the first 200 miles of its trip at a speed of 50 mph and the next 130 miles at a speed of 65 mph. What was the average speed of the train during the whole trip?

A leopard can't change its spots

A pizza restaurant charges $16 per pizza and a $4 flat fee for a delivery charge. If his total comes to $132, he ordered how many pizzas?

How to solve 7 2/6 + 8 5/6