janaejones49 janaejones49
  • 15-10-2020
  • Mathematics
contestada

What is the value of a in the equation 5a-10b=45, when b =3?

3
15
21
39

Respuesta :

winnerwithin winnerwithin
  • 16-10-2020

Answer: a = 15

Step-by-step explanation:

5a-10b=45

5a-10(3)=45

5a - 30 = 45

5a = 75

a = 15

Answer Link

Otras preguntas

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HE
A researcher wishes to be 95% confident that her estimate of the true proportion of individuals who travel overseas is within 4% of the true proportion. Find th
Place the following events in sequence: A) Russia declares war on Austria; B) Archduke Franz Ferdinand is shot; C) America enters the war a. B, A, C b. B, C, A
Cioffi Manufacturing Company incorporates standards in its accounts and identifies variances at the time the manufacturing costs are incurred. Journalize the en
help me please? :)))))
Explain why or why not fear towards this group is justified.
hasann please help me
please help me is important ​
What do these chords have in common?
Plz chooses one more question because I already answered one