Kevin put $12 a week into his piggy bank. After a few months, he took out $65, which left $139 in the piggy bank. Write and solve an equation to determine the number of weeks Kevin put money into his piggy bank before taking any out.

To find the height of a pole, a surveyor moves 160 feet away from the base of the pole and then, with a transit 6 feet tall, measures the angle of elevation to the top pf the pole to be 62 degrees.

Which properties are being used in solving 3+2x=4

Which of the following statement best describes the effect of replacing the graph of f (x) with the graph of f (x) - 3? A) the graph shifts 3 units up. B) The graph shifts 3 units down. i think is correct? C) the graph shifts 3 units left.

Two similar prisms have heights of 4 cm and 10 cm. what is the ratio of their surface areas? 2:5 4:25 8:125 16:625 what is the ratio of the volumes of the prisms in the previous problems? 2:5 4:25 8:125 16:625

Suppose that 30% of students are freshmen and 50% of students are male. assuming that these two designations are independent, what is the probability that a randomly selected student will be a male freshman?

Solve the equation. - 5x + 2 = 67 A) x = 13 B) x = - 13 C) x = 69 / 5 D) x = - 69/5

Mr. Li has a bag of Skittles. There are 5 blue Skittles, 3 red Skittles, and 12 yellow Skittles. What is the probability of pulling out a blue Skittle? Express your answer as a simplified fraction. BONUS: What is your answer as a percent?

Sarah and Emmaree put on just dance. After school. When they started, it was 4:45pm and they danced until 5:30pm how many degrees does the minute hand turn by the time they stop dancing?

A gigameter is 1.0*10^16 kilometers. How many square kilometers are in 5 square gigameters? Write your answer in scientific notation.

X ^3 + 6x^2 + 12x+8 : (x+2)