a plane traveled 580 miles to chicago and back. the trip there was with the wind. it took 5 hours. the trip back was into the wind. the trip back took 10 hours. find the speed of the plane in still air and the speed of the wind.

Simplify each polynomial. 1. 6g + 8k - 9g + 2k. A. 3g + 10k B. - 3g + 10k C. 17gk D. 10k - 3 2. - 4x + 6x2 + 5x. A. 7x3 B. 6x2 + 9x C. 6x2 - 9x D. 6x2 + x 3. a2 + 5a - 3a2. A. 5a + 2a2 B. - 2a2 + 5a C. - 3a2 + 6a D. 5a - 3a2 4. 3x2 + 8x + 7x. A.

A cell phone company charges a monthly rate of $12.95 and $0.25 a minute per call. The bill for this month is $21.20. How many minutes were spent on calls?

Solve the given differential equation by separation of variables. dy dx = xy + 5x - y - 5 xy - 2x + 6y - 12

6 to the 2 power = 12 True False

Given the domain of the function, find the corresponding range. f (x) = 4x - 1 Domain: {3, 7, 11, 15}

62dividw 7 what remains number

Write a rule for finding the value of any base with an exponent of 0

in a circuit, two resistors of 100Ω and 80Ω are connected in parallel. The parallel group is then connected in series with a 100Ω resistor. What's the total resistance of the circuit?

The reciprical of 1.4

Solve. 3 (x 2) = 12 x =