How do i solve this by using substitution? y=4x-9y=x-3

What is one tenth of 0.5

Can 513 seats be divided into a equal section

Whats 2 + 2 + 5000 in Mathematics

Solve the word problem. The formula d = rt gives the distance traveled in time t at rate r. A bicyclist rides at a constant rate of 15 miles per hour. How many miles will she travel in 3.5 hours? A: 18.5 miles B: 23.3 miles C: 4.3 miles D: 52.

If a regression analysis was to be completed on body mass index (BMI), what could be an independent variable in that analysis? Why? If we could, what other independent variables should be included in the analysis?

If the base of a square pyramid is 9 centimeters, and it has a volume of 324 cubic centimeters, what is the height of the pyramid?

Write the product using exponents. 3⋅3⋅3⋅y⋅y⋅y

If p + 9 = 25 and p = q, then q + 9 = 25.

If a bag contains 400 coins, and 33 1 over 2 are nickels, how many nickels are there what percent of the coins are not nickels

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