I believe the answer would be 4.2.
Add all the points together and divide by 10
Answer:
You have 3 + 2 + 2 which is the same as 7 on the other side.
Step-by-step explanation:
3 + 2 + 2 is 7
- Using
substitution
means you are going to solve one equation for one variable and substitute with
its value in the other equation in order to get also an equation with one
variable.
None of them are equivalent because
= 3(-2)+7
= -6 +7
= 1
