Which expressions are equivalent to (5⋅x) ⋅3?

3⋅ (5⋅x)

5⋅3+x⋅3

5⋅ (x⋅3)

15x

5⋅3⋅x⋅3

How fast is 55 miles per hour (mi/hr), expressed in meters per second (m/s) ?

If a graph is rising on the left and falling on the right, which function would the graph belong to? A: f (x) = x3 + 2x + 3 B: f (x) = - x4 + 2x2 + 1 C: f (x) = - x3 + 4x

Round this number to nearest thousand 409,614

What's 1 whole minus 2/3?

The table shows the time 50 students spent on their homework. time (t) in minuets frequency 0 ≤ t < 30 / 7 30 ≤ t < 60 / 27 60 ≤ t < 90 / 12 90 ≤ t < 120 / 4 work out an estimate for the mean time the students spent on their home work.

The first term of a geometric sequence is - 2 and the common ratio is - 1/4. What are the next three terms of the sequence

You want to buy a $97 t shirt you ask your mom for $50 and your dad for $50 50+50=100 you buy the shirt 100-97=3 you give ur dad a dollar and ur mom a dollar so u ow 49 dollars to each 49 + 49 = 98 plus the dollar u kept 98+1=

Consider the quadratic function fx=x2-8x-4. What is the value of the leading coefficient

Find four consecutive integers such that twice the first subracted from the sum of the other three integers is 16.

2. A package of ground beef costs $6.98. The price per pound is $3.86. How many pounds of ground beef are in the package? Round to the nearest hundredth.