Two equations are given below:

a − 3b = 9
a = b − 3

what is the solution to the set of equations in the form (a, b)?

(−9, −6)
(−4, −3)
(−6, −3)
(−9, −7)

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

Is a square always, sometimes, or never a parallelogram