I can use a chart by numbers them on the chart because I think 4 should be after the 3
x=7 because if you replace x with 7 then 4 times 7 is 28 and 28 minus 6 is 22
Answer:
x = -1, x = 1
Step-by-step explanation:
Factor the equation. (It's a difference of squares, so we know the form will be (a-b)(a+b).)

Test this by FOILing it out, if you're unsure. This is something it can be good to memorize!
Set it equal to 0.

Separate the two parenthetical expressions by the Zero Product Property.

Solve for x!

Answer:
A dozen = 12
Step-by-step explanation:
I think I’m right
The first one is the second one. t(n)=20n+480
Question 4: is the first one t(n)=8n+15