A number is decreased by seven. Then, the new number is multiplied by 3 to get an answer of -9. What is the original number? A.

Question

3 years ago

11

-4 B. -30 C. 4 D. 30

2 answers:

rusak2 [61] · Answer 1 · 2022-07-07T07:19:50+03:00

5 0

Answer:

The answer is c

Step-by-step explanation:

You have to do everything backwards,

-9 divide it by 3 to get -3, then add seven to that answer

zhuklara [117] · Answer 2 · 2022-07-07T09:05:15+03:00

5 0

Answer:

C

Step-by-step explanation:

You can work backward to find out the answer!

Start with -9. Instead of multiplying by 3, you can divide.

-9/3 = -3

Now, instead of decreasing -3 by 7, increase by 7.

-3+7 = 4

You get 4, which is C!

Hope this helps!