Answer:
x2 - x - 12 = 0
Step-by-step explanation:
(x - 4) (x + 3) = 0
x(x + 3) -4(x + 3) = 0
x2 + 3x -4x - 12 = 0
x2 -x -12 = 0
Answer: 5.6ft²
Step-by-step explanation:
Area of a rectangle = length x width
=
(7ft)
= 
= 5.6ft²
-4,-9 I took the test and got the same answer.
Answer:
3 hours every weekday
Step-by-step explanation:
20 - 5 is 15 so she must work 15 hours during the week since saturday and sunday are taken. 15 divided by 5 is 3 therefore, giving you three hours a day; Monday, Tuesday, Wednesday, Thursday, and Friday