Question

The difference of two numbers, a and b, is 21. The difference of 5 times a and two times b is 18. What are the values of a and b? A. 4, 1 B. -19, 40 C. 20, 1 D. 30, 9 E. -8, -29

I WILL GIVE THE BRAINLEIST AND A LIKE TO THE RIGHT ANSWER

Answer 1

Answer:

I believe the answer you are looking for is E

Step-by-step explanation:

a - b = 21  

5a - 2b = 18

2a + 2b = -42

5a - 2b = 18      

5a - 2a = 18 - 42

3a = -24  

a = -8

a - b = 21

-8 - b = 21

-b = 29

b = -29