If tax is 7% what would the tax be on a $55 purchase (plz show work)

Tax is 7% ok.

$55 ok.

Here's our equation written out - 7% of 55 plus 55.

So first step. What is 7% of 55?

3.85.

Then we do that, PLUS 55.

3.85 plus 55 = 58.85.

The entire cost is 58.85.

The tax (YOUR ANSWER) is $3.85

Hope this helps!

problem:

f(x) = - 2/3x + 5; f(5/2)

substitute 5/2 in for x:

f(5/2) = -2/3(5/2) + 5

simplify the right side:

f(5/2) = -5/3 + 5

f(5/2) = 10/3

f(5/2) = 10/3

i hope this !

the answer is: the length is 5/6 yards.

give me a or a 5 star rating if this is correct!

step-by-step explanation: