Which is a subset of {1, 2, 4, 5, 6}? {0, 1, 2}

{3, 4}

{5, 6, 7}

{2, 6}

(believe its the last one but just want to make sure)

{2,6} is the answer

explanation

because in the set {1,2,4,5,6} there is no 0,3,7 which makes it wrong

15 units use socratic

step-by-step explanation: 15 units

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2