Answer:
.
Step-by-step explanation:
We have been given an equation
. We are supposed to solve our given equation step by step.
Step 1: Use the distributive property.


Step 2: Combine like terms.


Step 3: Use subtraction property of equality:


Step 4: Use the division property of equality:


Therefore, the solution of our given equation is
.
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y=3 when x=15
this is because we can set up a ratio of when x/15 and set it equal to 6/30 and divide them, solve for x.
Answer:light blue
Step-by-step explanation:
If there is more to the answer than what I give please ask for more!
With

we can find

by substituting 4 into the main function.
So it would look like this:

Hope this helps!