What is my weighted grade explain how it's done.
class work is 35% of grade i have a 94
homework is5% of grade i have a 100
test is 25% i have a 80
what is my weighted grade

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250