Answer:
All real numbers
Step-by-step explanation:

Start by distributing -2 inside the parentheses.

Combine like terms on the right side of the equation.

Subtract 8 from both sides of the equation.

Divide both sides by -2 to isolate y.

This is a true statement, so there are infinite solutions.
Answer:
4
* 7 = 28
28
- 4
= 24
= 75.36
75 square meters
Step-by-step explanation:
Answer:
Top left
Step-by-step explanation:
If an x value (domain) leads to more than one y-value (range), it is not a function. In other words, if each input value leads to only one output value, it is a function. It's still a function if the y-value leads to multiple x-values.
Answer:
25 divided by 5 = 5, so the unit rate is 5 circuit boards every minute.