What is 3 + - 4 equal?

Can someone explain to me intersecting lines

The area of a rectangular garden is 84 square meters. the width is 11 meters longer than one half of the legnth. find the legnth and width using the formula area=legnth*width

Which polynomial expression represents a sum of a cubes?

As number is chosen at random 1 to 50 find the probability of not selecting odd or prime number

Which is more, 359 inches or 10 yards? 359 inches 10 yards neither; they are equal submit?

If someone went on a 5 kilometer hike how many meters did they walk

How many three-digit numbers greater than 100 are palindromes?

How many x-intercepts are there in y = - 3x2 + 4x + 4

Which is the best estimate 9.6-6.2

In a game of pool, a 0.4 kg cue ball is traveling at + 0.80 m/s when it hits a slower striped ball moving at + 0.38 m/s. After the collision, the striped ball moves off at + 0.62 m/s.