What greatest common factor should be used to reduce the fraction 12 over 40

4

Step-by-step explanation:

4 x 3 = 12

4 x 10 = 40

4 goes into 12 3 times

4 goes into 40 10 times

your GCF (Greatest Common Factor) = 4

goog may have it for you

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