Help me please! thank u alot
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
A direct variation equation has the following format:
Where k is a constant.
We know that y is 12 when x is -2. Thus, substitute:
Divide both sides by -2:
So, our direct variation equations is:
To find what x is when y equals -6, substitute in -6 for y:
Divide both sides by -6:
So, our answer is 1 :)
Answer:
x = 2
Step-by-step explanation:
(16 =
and 8 =
)
Since the base number is 2, the exponents must equal each other.
So:
12x = 3x+18
9x = 18
x = 2
Answer:
Step-by-step explanation:
From the problem statement, we can setup the following equation:
where is the number of months that Rachel has saved up money.
Dividing both sides by 35, we get the answer: