Johnny has 27 buttons. he gives away b buttons. choose the expression that shows the number of buttons johnny has left. b, 27, bplus27, or27-b

What are the excluded values of x for 2-3x-28/х2-2x-35 х = - 7, x = 4 x=-7, х = 5 x=-5, х = 7 х = 4 х=7

Solve the equation for the indicated variable; x=5y for y

Which unit of measure would be apporaite for the area of a bulletin board that is 2 meters tall and 6 meters wide A. centimeters B. cubic meters C. square meters D. meters

A six sided die is rolled three times what is the probability of an even number 2 times

What does a 23/100 reduced to?

An airplane descends 1.5 miles to an elevation of 5.25 miles. Write and solve an equation to find the elevation of the plane before its descent.

What is the square root of - 148

Jamal and tia started riding to the mall with their bicycles. The mall is 3.5 km from Jamal's house. They stopped for a drink at a park after 2.25 Km. How much farther do they have to ride to reach the mall.

Luke made a model of a solid figure with one circular base and one curved surface with solid figure did he make

A cone is inscribed in a regular square pyramid. If the pyramid has a base edge of 6" and a slant height of 9", find the volume of the cone.