6. which is equivalent to the following expression?
(2x2 + 4xy - y2) + (x2 + 3xy - y2).
3x2 – 7xy – 2y2
3x4 + txy – 2y4
3x2 + txy – 2y2
2x2 – 7xy + 2y2

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

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

Solve for x. −3/4(x+2)=6 enter your answer in the box