sshirazianderso sshirazianderso
  • 07-12-2017
  • Mathematics
contestada

write an equivalent expression to
4(3a + 7) + 3(2a + 5)
if a = 5, than are the expressions equivalent?

Respuesta :

Аноним Аноним
  • 07-12-2017
1. Distributive Property. 
4(3a + 7) + 3(2a + 5)
12a + 28 + 6a + 20

2. Combine like terms
12a + 28 + 6a + 20
18a +48


The equivalent expression is 18a + 48. If a = anything then the expressions will still be equivalent. 
Answer Link

Otras preguntas

what is ultrafication?
According to a Gestalt principle called _______, when we're looking at a crowd of people, we tend to perceive people grouped close together as belonging to a c
Those were the years that I remember best.  The bolded words are what kind clauses?
What is the minimum resistance which can be made using five resistors each of 1/5
What is meant by power rating of an appliance? A bulb is rated as 60 W, 220V.What does itindicate?
how many grams of aluminum sulfide can form from the reaction 9.00 g of aluminum with 8.00 g of sulfur
what is ultrafication?
what happened to the water vapor when the earth cooled 3 billion to 3.5 billion years ago ? What formed ?
ln(x-2)+ln(2x-3)=2lnx
Which of the following is/are part of the nitrogen cycle: a. eutrophication b. denitrification c. saturation d. all of the above