Whats the answer will mark brainlest

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?