answersLogoWhite

0

9 - 4x = 57

9 - 9 - 4x = 57 - 9

-4x = 48

-4x/-4 = 48/-4

x = -12

Always double check your answer.

9 - 4x = 57

9 - 4(-12) = 57

9 + 48 = 57

57 = 57

So 9 - 4x = 57 when x = -12

User Avatar

Wiki User

14y ago

What else can I help you with?