SOMEBODY HELP ME NO LINKS PLZ what is the correct solution to equation 3(x+4)-2=16? show your work

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking