Savanna is playing a game with her friends. she tells them to each pick a number, and then she directs them to: 1. multiply their number by 4 2. subtract 6 from that number 3. divide that number by 2. once they do that, they each tell savanna their number a. arturo says his "new" number is -15. what number did arturo start with?

x  = - 6

Step-by-step explanation:

Let  x  b number, according to instructions´ we must

1.-Multiply  by  4

2.-Subtract  6

3.-Divide by 2

4.-Arturo says his new number  - 15

4,.Which one was the original number   ??

The maths expression for that  is :

(4*x - 6 ) / 2  =  -  15

we solve for x

4x  -  6  = - 30

4x   =  - 24

x  = - 6

answer: b

step-by-step explanation:

b. b < 1 might be the correct answer