lorelei4 lorelei4

09-09-2019
Mathematics

contestada

Please help explain the steps

Please help explain the steps class=

Respuesta :

mani82ebra mani82ebra

09-09-2019

Step-by-step explanation:

3a^2+24a+45=0

×3/3( first ×3)

9a^2+24(3a)+135=0

(3a+15)(3a+9)=0

now /3

3(a+5)(a+3)

a=-5✓

a=-3✓

Answer Link

Otras preguntas

Ann has taught junior high students for several years.

Help please, need with calculations

List four characteristic that are used to describe a population

Why do you think that the romans could unify their peninsula and the greek could not?

Do you believe that people who commit serious crimes can change

(04.07)the balance in two separate bank accounts grows each month at different rates. the growth rates for both accounts are represented by the functions f(x) =

48/24 in simplest form

Over the last three evenings, Raina received a total of 83 phone calls at the call center . The first evening, she received 7 more calls than the third evening.

PLEASEEE HELPPPWhat can you learn from the book "Demian" And a book summary please tysm

Describe the process by which children learn to talk.