mykamorrow mykamorrow
  • 01-05-2019
  • Mathematics
contestada

If a = 7, what is the value of the expression 2(a + 8)? A. 2 B. 15 C. 17 D. 23 E. 30

Respuesta :

anyahelmer3
anyahelmer3 anyahelmer3
  • 01-05-2019

The answer is 30.

if 7=a and 2(a+8)

all you need to do is replace a with 7

so the formula would then be 2(7+8)

next you would solve in the parentheses.

2(15)

and 2(15) is the same as 2 x 15

so the answer would be 30

Answer Link
dixianah10 dixianah10
  • 01-05-2019

Answer: E. 30

Step-by-step explanation:

Cause a=7 and the equation is 2 (a+8) and it the same as 2 × (7+8) which if you use PEMDAS it's 2 × 15 =30

Answer Link

Otras preguntas

Geometry help please explain
pls help me I don't understand ​
Which of the following factors helped the Texans gain victory in the Battle of San Jacinto? Frontiersman Davy Crockett joined the Texan defenses. General Santa
write a essay on poor people rights they are not getting words 200
ways in which lakes modify the climate of the surrounding areas​
[tex]( {x}^{2} - 3x) \sqrt{ {x}^{2} + 5x + 4 } = 0[/tex]​
Mario has a friend who uses assistive technology. Complete the paragraph to describe how Mario can make his document useful to his friend. Mario wants to make h
Are freight charges contra-asset?​
OxYgen and hydrogen particles are kept in a container. Which of the following accurately describes diffüsion of these gases? OOxygen and hydrogen particles conc
100 POINTS!!!!!! How does forecast information get to other government and business entities and to the public?