What equation do you get when you solve for x: qx + rx = s?

a) q + r / s
b) q - r / s
c) s / q + r
d) s / q - r

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.