Which of the following equations has a solution 3 = 4? Select all that apply.
0-2 (3.2 - 4) = -16
o (10x + 2) = 6
20- 15x = 6 - 2 (4.0 + 7)
0 (9x – 12) + 6 = -10

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The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year?

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.