Answer:
200.96
Step-by-step explanation:
A = πr²
A = 3.14 x 8²
A = 3.14 x 64
A = 200.96
Add 2x + 5 and 4x - 7
Then you isolate the variable or “get rid of” the numbers that re stopping you from getting “x”.
By doing the inverse operation.
If you add ___ you subtract ____ it form itself
If you subtract ___ you add ____ To itself.
So you Cancel out by getting rid of the other numbers.
Same thing with multiplying and dividing.
If you multiply ____ you divide___ but don’t divide “x”
Only the integer.
If you divide _____ you multiply ____ it
To find a volume of a cylinder we use the following formula:

Plug in the values:

Take the square:

Multiply the numbers:
Marco's equation is correct. Cosine is an even function, which means that for every x, f(-x) = f(x). In other words, you get the same answer for a negative value that you would for its corresponding positive value.
Answer:

Step-by-step explanation:

<u>Multiply both sides by 7:</u>


<u>Subtract 4 from both sides:</u>


<u>Divide both sides by 10:</u>


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