You're answer is the third one, you gotta divide the money by the hours worked and then compare.
The solution is in the picture
Answer:
She didn't put the sign's in the proper place, it should be ( x + 3 ) ( x - 7 )
Step-by-step explanation:
( x - 3 ) ( x + 7 ) = x² + 7x - 3x - 21 = x² + 4x - 21
( x + 3 ) ( x - 7 ) = x² - 7x + 3x - 21 = x² - 4x - 21
This to numbers are equal
Answer:
c
Step-by-step explanation:
length times width times height so 4 times 5 times 7 equals 140
