19mjjenkins 19mjjenkins

04-09-2015
Mathematics

contestada

For what value of a is a(2x+3)=9x+15+x an identity?

Respuesta :

konrad509 konrad509

04-09-2015

[tex]a(2x+3)=9x+15+x\\ 2ax+3a=10x+15\\\\ 2a=10 \wedge 3a=15\\ a=5 \wedge a=5\\\\ \boxed{a=5} [/tex]

Answer Link

Otras preguntas

According to the textbook, the _____ is a _____ statute that requires certain types of contracts to be in writing. pre-nuptial agreements, such as the one o

Kimi has moderately long hair. About how long should it take Chelsea to complete Kimi's keratin straightening treatment?

Linda and Carrie made a trip from their hometown to a city about 200 miles away to attend a friend's wedding. The following chart shows their distances, stops a

1. Answer the following question with freewriting: Describe a significant experience that has special meaning to you. (4 points) 2. Review your freewritin

How does Alan Paton convey his views of South African society in Cry, the Beloved Country Through his use of flashbacks, Paton contrasts the idyllic and peacef

EXPERTS/ACE/GENIUSES PLZ HELP

The square of the sum of a number and 4 is 36

A Walgreens manager compared the numbers of hours different pharmaceutical technicians worked over one week. The table shows the number of hours worked per tech

what is the first hing to do for someone who is choking, is unable to respond verbally, and needs the Heimlich maneuver performed

Estée lauder would not choose to sell to cvs or dollar general because ________.