Answer:
-85
Step-by-step explanation:
<em><u>1) (2 + 3)</u></em>
-7 + {12 - 3[50 - 4(5) ] }
<em><u>2) -7 + {12 - 3[50 - 20] }</u></em>
-7 + {12 - 3[30] }
<em><u>3) -7 + 12 - 90</u></em>
5 - 90
<u>Answer: -85</u>
Answer:
B. is your answer
Step-by-step explanation:
V=whl=7·6.5·7=318.5
Yes.The second factor is the difference of 2 squares,
so the second factor alone becomes
(x² - 4) = (x + 2) (x - 2)
