Question

Seven times a number plus three times another number equals negative one. The sum of the two numbers is negative three. What are the two numbers?
Select one:
a. 2 and –5
b. –8 and 5
c. –2 and –1
d. –9 and 6

Answer 1

@iGreen

Answer 2

i think its c, but im not sure...

Answer 3

hmm let me check

Answer 4

i think your right. but let me ask a mod

Answer 5

@Abhisar

Answer 6

@dan815

Answer 7

You write a system of equations:

7x + 3y = -1
x + y = -3

Answer 8

Can you solve that system?

Answer 9

And C is incorrect.