X = 10

5x - 4y = 18 substetution need fast

If the sum of five consecutive even integers is 290, what is the smallest of the five integers?

A Texas hotel has a number of conference rooms, c, available for events. Each conference room has 275 foldable chairs. Write an equation to represent f, the total number of foldable chairs, in all of the conference rooms at the Texas hotel.

the child's physical density is being measured by the displacement method. A child of 50 pounds is place in a tub filled with water, and the water that comes out of the tub goes in to another small tub that measures 40 cm long, 30 cm wide, and 60 cm

Which recursive formula can be used to generate the sequence shown, where f (1) = 9.6 and n > 1? 9.6, - 4.8, 2.4, - 1.2, 0.6, ...

The number of players of an online game triples each week. The function f (x) = 3^x represents the number of players in week x. When are there 81 players?

An ordered set of numbers or objects is a

Evaluate the expression when c = 6. 2² - 8c+5=

One cup of dog food weighs 1 4/5 ounces. A police dog eats 6 1/3 cups of food a day. How many ounces does the dog eat each day.

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Mary needs a 90% on her final exam to get an a for the quarter. The exam has 75 questions how many questions does Mary need to answer correctly in order for her to get an A