Solve each proportion below for the given variable. 12
=
p72

1k
=
330

w18
=
242

What is the number 321,000,000 in scientific notation? also what is the number? ?

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

Determine domain and range, largest open interval, and intervals which function is continuous.