Try this solution, note, the suggested option is not the shortest way.
Answer:
D
Step-by-step explanation:
Remember that the sum of the interior angles of a triangle will always total 180.
Therefore:

Let’s solve for <em>x: </em>
Combine LIke Terms:

Add:

Subtract 80 from both sides:

Divide both sides by 25:

Therefore, the value of <em>x </em>is 4.
Now, to find A, we can substitute it for A.
A is measured by:

Substitute 4 for <em>x</em> and evaluate:

Hence, our answer is D.
Answer:
28+14.50+524.50+13.25= 580.25
Step-by-step explanation:
Add it all together.
Answer:
double
Step-by-step explanation:
8 is double of 4
think of it as making the recipe twice. twice is double. :)