PLESE HURRY!! I'm giving 30 points to correct answer
Brock solves the following system of equations using the elimination method.
2x+3y=8
6x−5y=−32
What value does he correctly determine for x?
Enter you answer in the box.

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.

What percent of 18 is 24? and plz explain thx.