If lines are parallel or perpendicular 4x-8y=9 and 8x-7y=9

The price of a set of kitchen cabinets is $1,500 in January. In February, the price is increased by 10%. After not selling, the price is reduced by 5% in March. What is the price in March?

If (x+yi) + 6i=2, what is x+y

Katie is selling lemonade for $1.50 per cup. She decides to put them on sale for $0.90. What percent discount did she give on her lemonade?

Slope = - 7/6 y-intercept = - 1

Mrs. Hyde is the art teacher at Washington Elementary School. She is hanging her students' artwork on one of the walls in the school hallway. Use the clues to determine in which order the artwork is being hung, from left to right.

Find the length, d, in simplest radical form, of the diagonal of a cube with sides of s units.

Of the 240 students eating lunch, 96 purchased their lunch and the rest brought a bag lunch. what is the ratio of students purchasing lunch to students bringing a bag lunch?

The heights of 500 students at a local school were recorded and found to be approximated by the normal curve below. Which answer could represent the mean and standard deviation for these data? a. 69, 6 c. 69, 3 b. 72, 4 d. 60, 3

How do I answer (4w^4z) (7w^5z^3)

Use the distributive property to simplify the expression below. 1/2 (6x - 10) =