Acarpenter has several boards of equal length. he cuts 3/4 of each board. after cutting the boards, the carpenter notices that he has enough pieces left over to make up the same length as 4 of the original boards. how many boards did the carpenter start with?

How to write 3 tenths and 5 tenths as a decimal

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14