Ryan needs to drive 25 miles to work. So far, he has driven 4.2 miles. How many more miles must he drive?

21.8 Miles

Step-by-step explanation:

If you are to subtract 4.2 from 25 it equals to 21.8 miles. And to Check your work add 21.8 miles and 4.2 miles it equals 25 miles.

Have I nice day! UwU

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