A scale measures a 1,000 gram weight as 945 grams. What is the percent error?

5.5%

Step-by-step explanation:

The difference, or error, is 55 grams. The absolute value of (1000-945)/1000 is easily 0.055. Convert that into a percent and you'll get 5.5% as your error.

the answer is (4,3)

since the rule for r0, 90º is (-y,x) and it was already applied to form the image, all you have to do is reverse the answer using this formula.

answer: c

because if you look at the chart you can see a pattern and compare it to the question he simplify out your

but i think the formula is f(x)=6x