On your social studies test, you got 80% of the questions correct. There were 45 questions on the test. How many did you MISS?

3(10x-y)-5(x-y^2) need this solved asap

Dee used 2 1/3 cups of sugar for a cake recipe. if the amount of sugar the container holds is 3 times the amount she used, does the container hold more than, less than, or equal to 3 cups of sugar? explain.

Prove the following(cot0+cosec0)[tex](cot0 + cosec0) { }^{2} = \frac{1 + cos0}{1 - cos0} [/tex]