Answer:
4.5
Step-by-step explanation:
4n - 6 = 12
add +6 to both sides
4n = 18
divide by 4
4/4n = 18/4
n = 4.5
Answer:
52822
Step-by-step explanation:
38431+14391= 52822
Hope this helps! :)
Answer:

Step-by-step explanation:

Let's solve the first equation for either x or y. I'll do it for x.

Begin by subtracting 5y.

Now divide by 5.

Simplify:

Now substitute x in the second equation for this value.

Distribute;

Add 6

Combine like terms;

Divide by -10.

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Take this value of y and replace it in the first equation to find the value of x.

Answer:
5
Step-by-step explanation:
D ~ Positive Exponetial growth. Hope it helped!!! <3 (^u^)