What is the plane's change in altitude to the nearest foot?

sin (5) = x/20 mi

I'm unsure what the answer is!

8 to the power of x = 2 write down the value of x

A square has an area of 49x2+28x+4. Write the area as a product of two factors

A bacteria population is 6000 at time t = 0 and its rate of growth is 1000 · 9t bacteria per hour after t hours. what is the population after one hour? (round your answer to the nearest whole number.)

Washington Construction built 13 ranch houses for $117,000 each. From the sale of these houses, Washington received $2,100,000. a. How much gross profit did Washington make on the houses? b.

John can jog 3,000 yards in 15 minutes. Id she jogs at thw same rate, how many feet can she jog in 6 minutes

Jean gets an allowance of $15 each month plus an extra $2 for each chore she completes around the house. How much allowance will she earn if she does x chores in a month? a. 15x + 2 dollars b. 2x dollars c. 2x + 15 dollars d. 17x + 15 dollars

Solve for x, 4x - 5 = - 17

Solve: 5x - 7x + 6 = - 2 (x - 3). A) 0 B) 3/4 C) 2 D) infinitely many solutions

What represents the inequality |x + 1| + 2 < - 1.

Evaluate the expression for the given values of the variables. 2a+b2; a = - 3, b = - 2 A. 4 B. - 4 C. 7 D. 3.5