Answer:
C
Step-by-step explanation:
it adds by 8, and if y is 14, 22, etc, then 8 would be the y in y = etc.
and if it starts ith 14, it adds by 8
Answer:
its B.
Step-by-step explanation:
all you have to do is y divided by x to find the constant of proportionality
so it would be two y=2x
Step-by-step explanation:
I think it's TRUE but the equation is false.
Answer:
and 
Step-by-step explanation:
Given
[Correct Question]


Required
Solve using elimination
First, we eliminate x.
Subtract equation (1) from (2)




Divide through ny 7

Take 
Make x^2 the subject

Substitute 4 for y



Take square roots


Answer:
63
Step-by-step explanation:
9x7=(10x7)-1x(7)
=70-7
=63