answersLogoWhite

0

3X + 6 + X = 86

add the like terms, X's, together

4X + 6 = 86

subtract 6 from each side

4X = 80

divide both sides by 4

X = 20

check

3(20) +6 + (20) = 86

86 = 86

checks

User Avatar

Wiki User

14y ago

What else can I help you with?