Which expression uses the greatest common factor and the distributive property to rewrite the sum 42 + 72?

6 (7+12)

7 (6+9)

12 (3+6)

2 (40+70)

After solving - 4x - 12 = 4x + 12, you get 8x = 0, what is the answer?

What is 3/5 times 4/7

Use grid paper to find the median of the data. Then find the median of the lower half and the median of the upper half of the data. 5, 8, 10, 1, 7, 6, 15, 8, 6 The median is. The median of the lower half of the data is.

The earth is approximately 8000 miles in diameter. The moon is approximately 2000 miles in diameter. The distance between the two is approximately 240,000 miles. You build a 2 dimensional scale model of the earth and moon.

A sample of 2,000 union members was selected and asked about their opinions regarding a proposed contract. A total of 1,600 members were in favor of it. A 95% confidence interval estimated that the population proportion was between 0.78 and 0.82.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.