What is the value of 138 + (20-15)

Gary is testing a river water sample in his lab. Initially, there are 64 bacteria in the river water sample. The number of bacteria after 3 hours can be calculated using the expression 64 (1.12)

Eliana is reading a 908-page book. She reads 15 pages per day in the book. If x represent the number of days eliana Has spent reading the book so far and y represent the number of pages left to read, write an equation that can be used to find the

If you had a cube with a side length of 4, how can your write the calculations in exponential form? What are 2 other ways to read the exponent verbally?

Solve the following problem for the roots by completing the square. 3x2 - 12x = 9

Given: 2x + 3y = 6. When x has a value of zero, what is the value of y? 3 2 0 6

In triangle efg, angle e is 30, angle f is 60, and angle g is 90, what is true about triangle efg

Find the surface area of the square pyramid using its net

5 1/2 of 2 1/3 is what number?

The ratio of blue marbles to white marbles in a bag is 4 to 5. at this rate, how many blue marbles are there if there are 15 white marbles

Chrissy is 25 years older than her dog. the sum of their ages is 37. how old is Chrissy's dog