Determine if the following system of equations has no solutions, infinitely many solutions or exactly one solution.

x + y = 3

-x - y = - 3

A watch cost $48 more than a clock. The cost for the clock is 4/7 the cost of the watch. You'll find the total cost of the two items

Earth is approximately 4.54 * 10^9 years old. Humans are thought to have evolved around 2.5 * 10^5 years ago. For what percentage of the age of the Earth have humans been present? Give your answer to 3 s. f

Use the slider to change the value of b. Which statement is true? If the value of b is increased from 0, the graph moves up. If the value of b is increased from 0, the graph gets less steep. If the value of b is decreased from 0, the graph moves up.

A right cylinder with a height of 15 inches has a volume of volume of 8, 640 π cubic inches. What is the diameter of the base of the cylinder? A. 24 in. B. 33.94 in. C. 48 in. D. 83.14 in.

pablo found out that every classroom has 34 desks. There are 30 clasrooms. How many desks are I the school

If about 25 babies are born every 5 seconds then how many babies are born in a minute, a hour, and a day?

Sue held different part-time jobs during her summer holiday. The table below shows the total money she earned for different amounts of time, in hours: Hours Worked 1 2 3 4 5 6 7 8 9 10 Money Earned (dollars) 5 8 10 12 16 25 32 48 60 90 What type of

Solve the equation: h-1/2=3/4

Are any two rhombuses similar?

Can you round 61,069,054 to the nearest ten million