Marta’s math textbook weighs 4 fifths of a pound less than 4 times the weight of the book she is reading for her language arts class. If the weight of the math textbook is 2 and 1 fifth pounds, which shows the correct equation and value of x , the weight of Marta’s book for language arts?
Answer
A
4 x minus 4 fifths is equal to 2 and 1 fifth ; x is equal to 7 over 20 of a pound
B
4 x plus 4 fifths is equal to 2 and 1 fifth ; x is equal to 3 fourths of a pound
C
4 x plus 4 fifths is equal to 2 and 1 fifth ; x is equal to 7 over 20 of a pound
D
4 x minus 4 fifths is equal to 2 and 1 fifth ; x is equal to 3 fourths of a pound