Which of the following is equal to the expression listed below? 45 + 36 a. 9(5 + 4) b. (9 × 5)(9 × 4) c. (9 + 5)(9 + 4) d. 9 + (5 × 4) first gets brainlest and 40 points

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18