sawarian24 sawarian24
  • 03-09-2020
  • Mathematics
contestada

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

Respuesta :

emzogwayo
emzogwayo emzogwayo
  • 03-09-2020

Answer:

15

Step-by-step explanation:

5a - 10b = 45

5a - (10×3) = 45

5a - 30 = 45

5a = 45 + 30

5a = 75

a = 15

Answer Link

Otras preguntas

"John Marshall has made his decision. Now let him enforce it!" Andrew Jackson, 1832 What is President Jackson referring to in this statement?
Subsistence farmers grow only enough food to feed their families. (1 point) true false
What is equivalent to the ratio 5/13
Which phrase describes the structure of cilia? A. long, whiplike structures B. short, hairlike structures C. stringy extensions on a cell's surface D. thick, fi
How do you say "I like your Shoes " in french Plz Help :)
The question and answer is in the attachments
Which are functions of nucleic acids? Choose all answers that are correct. A. to defend against infection B. to provide structural support C. to carry geneti
Which decimals are greater than –6.7? Choose all answers that are correct. a. –8.9 b. –6.72 c. –6.1 d. –3.54
why were many Americans eager to move to the western frontier?
why might a volcanic eruption lead to cooler temperatures over a large area around the volcano