obedullakhan obedullakhan

03-05-2020
Mathematics

contestada

Find the value of the following expressions when x= – 2 5X²+ 5x – 21

Respuesta :

fardenk fardenk

03-05-2020

Answer:

9

Step-by-step explanation:

5(4)+5(2)-21

=20+10-21

=9

Answer Link

Otras preguntas

what is the name for the protective structure that forms around an embryo

Which of the following shows the correct sequence of events of the United States getting involved in Vietnam? North Vietnam attacked a supply ship that was goin

Plz help..................refresh page before u answer

Which of the following aspects of Mayan culture was not shared by the ancient Mesopotamians? used astronomical calendars invented the number zero in mathemat

At the end of the novel, why does Amos tell Ben to "watch out for the mudholes"? A. He knows that Ben worries about his appearance. B. He wants Ben to take car

Which body part or system does the virus enter before spreading to the rest of the body?

Use standard grammar and language to reach the majority of your audience. false true

Use the following words in a brief paragraph about slavery in the South.a. overseer b. slave codes c. spiritual d. Underground Railroad

A gym is being built at LMS. The length of the gym is in scale of 3/4 in = 5ft. If the length of the gym is shown on the blueprints is 12 inches, what is the ac

During the spring carwash the activities club washed 14 fewer cars then during the summer car wash. They wash a total of 96 cars during both carwashes. How many