Fill in the blank in the sentence below with the correct term. (lesson 2)
the first step in solving the equation 3x + 4 = 20 is to
from each side. this is an example of the
property of

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.

Combine the information in the problem and the chart using the average balance method to solve the problem.

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?