How to solve the different ways to find answer to 12 - 3?

A car used 12 1 2 gallon of gasoline on a 425-mile trip. how many miles can this car travel on 1 gallon of gasoline

3 х + 2y = 12 + у 4y - 7t = 10 Solving systems of equations

Multiply (-3.2) ∙ 1 =

Solve 3x^2 + 4x - 7 < 13 a. - 10/3 < x < 2 b. - 1 < x < 7/3 c. x 7/3

Ify is 2.5 when x is 5 and y varies directly with x, find y when x is 10. 5 7.5 12.5 20

Find the area of the trapeziod 25 ft 20 ft 15 ft

Probability: If you roll a regular 6-faced die 1200 times, about how many times would you expect to get a 4?

Starting at home Michael traveled uphill to the store for 24 minutes at just 10 mph. He then traveled back home down hill along the same path at a speed of 30 mph. What is his average speed for the entire trip from home to the store and back?

You deposit 1200 in an account. the annual interest is 3 percent. how long will it take you to earn 108 in simple interest

What percent of 90 is 50?