Rita earned 45 points on a test she lost 8 points earned 53 points there are 6 more points what is rita's final score on the test me asap. i'll give you 10 points

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )