Question

Can someone help with these problems?

Answer 1

20-5(3)

20-15

=5

than

20-5(4)

20-20

=0

and there is your answer

Explanation:

Answer 2

First, you have to substitue 3 into x

20 - 5(3)

20 - 15

= 5

so the first one is 5

the next one we will do the same but with 4

20 - 5(4)

20 - 20

= 0

Explanation: