0.4(x+50) +0.8x=56

Find the solution and determine if it is the following:

A. the solution set is_______

B.The solution is all real numbers

C. The solution is an empty set

0.4x + 20 + 0.8x = 56

1.2x = 56 - 20

1.2 x = 36

x = 30

A. the solution set is x = 30

Secure Information

Content will be erased after question is completed.

Enter the email address associated with your account, and we will email you a link to reset your password.

Forgot your password?

Sign Up