One reason why astronomers use the light-year instead of miles is because

A) things are so far apart in space

B) they cannot use equipment in space

Find the mean, median, and mode of the data set. Round to the nearest tenth Test scores on a math test: 88, 89, 65, 62, 83, 63, 84, 63, 74, 64, 71, 82, 66, 88, 79, 60, 86, 63, 93, 99, 60, 85

Simplify the rational expressions. State any excluded values. Show your work. (x-2) / (x^2+3x-10)

What is the subsitution for 2x=12 & x-5y=-29

Becky swims of a mile each day. How many miles does she swim in 5 days?

Solve for x: 7x - 3 = 11.

A mom buys a jersey and a water bottle for each of the ten players on the dodgeball team. Each water bottle cost $11.60. The mom spends a total of $464 For jerseys and water bottles.

A division equation with the answer of - 20

Put 12/15,3/5,7/15,3/7 in smallest to greatest order

Solve the equation. |x + 7| = 12 Select one: a. {-19, - 5} b. {-19, 5} c. {-5, 19} d. {5, 19}

The water level of a lake fell by 1 and one half in. during a 1 and two thirds -week-long dry spell. Simplify the complex fraction below to find the average rate at which the water level changed every week.