A student is trying to solve the set of two equations given below:

Equation A: x + z = 6

Equation B: 5x + 7z = 1

Which of these is a possible step used in eliminating the z-term?

Solve for k: A=5k/7y

Estimate the percent of temperatures within 1 standard deviation of the mean. round temperatures to the nearest 10 degrees. for example, 1 standard deviation below the mean is 61.3-21.5=39.8 which would be rounded to 40.

3. The measure of each inscribed angle is equal to () times the measure of the intercepted arc. a. 1/2 b. 1 c. 2

Stella wanted to make coffee for her cousins. She had to measure the amount of water required to make three servings of coffee. Which cup measure would be an appropriate measure for the amount of water needed? A: 2.05 cups B: 2.7 cups C: 2.

What is the estimate for 44.8 and 5.1

Lee can read 1,100 words in 5 minutes. At this rate how many words would he read in 9 minutes?

Solve the equation by completing the square. Round to the nearest hundredth if necessary. x^2+3x-5=0 1.66, 2.69 1.05, - 4.05 1.19, - 4.19 -8.75, 5.75

Brandon has two credit cards and would like to consolidate the two balances into one balance on the card with the lower interest rate. The table below shows the information about the two credit cards Brandon currently uses.

A company that manufactures cars for freight trains manufactured 309 cars in the month of August, out of which 273 were boxcars. What fraction of the cars manufactured were not boxcars? simplify your answer. (pre-algebra)

Consider the parent quadratic function f (x) = x2. Give the equation of a function that represents a vertical translation of the parent, that is, it has moved up or down. (Many correct examples are possible.