Use the distributive property to simplify the expression: -5(4W - 3s + 1)

Can someone me and do the problem plz so i can understand it more better

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels