A student says that the perimeter of a rectangle with side lengths (2x+1)inches and 3x inches can be written as (5x-1)inches, because (2x-1)+3x=5x-1. Explain why this statement is incorre...
A student says that the perimeter of a rectangle with side lengths (2x+1)inches and 3x inches can be written as (5x-1)inches, because (2x-1)+3x=5x-1. Explain why this statement is incorre...
we have a house on a ten acre plot and we are selling the house with 4 acres. The assessor or treasurer tells us that the house is worth 50,000 and the land 20 thousand. The total tax is 1,000. How...
If a boats crew rowed 9 miles downstream with the current, in 1.5 hours. The return trip upstream, against the current, covered the same distance, but took 3 hours. Find the crews rowing rate and...
charlie runs at 3 ft per second how many mph does he run
please help!!!!!!!!!!!
Seven more than 4 times a number is greater than 3. Find the set of all these numbers.
Pedro wants to invest his $25,000 bonus check. His advisor recommended that he put some of the money in a bond fund that yields 5% per annum and the rest in a stock fund that yields 9% per annum....
I know that I have to make 2 systems of equations. I know ow to solve them I just don't know how to set them up.
I know that I need to use a system of TWO equations. I can solve them I just don't know how to set them up.
Two points on a highway are exactly one mile apart. If the corresponding photo distance is 4.2 inches what is the scale of the photograph?
Sarah and Josh each start saving today. Sarah saves 30 cents every day. Josh saves 1 cent on the first day, 2 cents on the second day, 3 cents on the third day, and so on, saving one more cent each...
ted finshes a 42km race in 2.9hrs. the first 2 hours are run at x km/h and the rest of the race is run 2km/hr faster. what does x =?
You need to obtain photographs at a scale of 4 inches per mile with a camera focal length of 6 inches. Average ground elevation of the area to be photographed is 1,500 feet above mean sea level. What...
help me with the answer
please help with algebra 1 math word problem
it is an algebraic question and it should be solved with a variaBle. Allison is starting her own jewelry business. It costs $95 for equipment to make necklaces and $5 per necklace for beads....
the number of bolts produced daily by machine a is 300 less than 3 times the number produced by machine b. if machine a has an output of 4800 bolts per day, what is the daily output of machine b?...
Chris and Dominic went to a Justin Bieber concert. Chris purchased 2 t shirts and a bobble head and it cost $101.25. Dominic purchased 3 t shirts and 2 bobble heads for $138.75. If Nicole wants to...
Chris and Dominic went to a Justin Bieber concert. Chris purchased 2 t shirts and a bobble head and it cost $101.25. Dominic purchased 3 t shirts and 2 bobble heads for $138.75. If Nicole wants to...
i just need to show my work