Trisha was on a roller coaster that dove 65.4 feet and then rose 78.6 feet to get to the top of a hill. What is her height relative to her starting point?

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

What is sin 7x/4 ? i need on this urgent trig

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =