Answer:
multiply x to 4 and 3
given
4x= 12
Step-by-step explanation:
therefore x=3
therefore 3 multiplied by 3 gives 9
9 is the answer
Answer: 6 hours per week
Step-by-step explanation:
72/12=6
Answer:
a = -7, b = -1, c = 1/3
Step-by-step explanation:
-x + 1/3 - 7x² ⇒ -7x² - x + 1/3
a = -7 b = -1 c = 1/3