When do you have a solution and when do you have a solution set

Find the value of 2u+4 given - 3u-1=2

Eight decreased by 3 times x is 20

Which measurent is greater 640 ft or 0.5 miles

I was planting a tree in my backyard and hit something hard. I dug it out and decided it was an ore of copper. I took its mass, and it was 65.0 grams. after some tricky experiments in my basement lab, I managed to extract 11.5 grams of copper.

This Question: 1 pt Determine whether the set is finite or infinite. 124, 28, 32, 36, ... Choose the correct answer below.

Simplify (-7) X (8) - (4) X (-1)

Use the counting principle to determine the number of elements in the sample space. Two digits are selected without replacement from the digits 1, 2, 3, 4, 5, and 6.

Surface area of prisms

The dimensions of a small post office are 9 feet 11 inches by 8 feet 2 inches. Why would you use the measurement 9 feet 11 inches instead of 8 feet 23 inches?

Juanita saved $5 out of every $8 that she earns. If she earned $324.16, how much did Juanita save?