What expression equals 3x5 when x is 2

Is the number 53 a prime number or a composite number

Explain how place value be used to find the difference of 4.23and 2.75.

Find The Error; Julia wrote the rate 108$ in 6 weeks as a unit rate. Find her mistake and correct it.

18 + (6 + 9) = (18 + 6) + 9

To join a health club, a person must pay a $75 one-time fee plus a charge of $30 per month. This situation can be presented by an equation of the form y = mx + b, where x = the time in months and y = the total cost in dollars.

What is 6 and 1/5 - 2and 1/3

Starting from rest the motor boat travels around the circular path (radius of curvature = 40 m), at a speed (v = 0.8 t m/s), where (t) is in seconds. The magnitude of the boat's velocity when it has traveled 20 m is

Insert commas in the correct positions for the number3790241068

Prove that the diagonals of a parallelogram bisect each other (Theorem).

A hybrid car averages 610 miles on a 12.1 gallon tank of gas. Manuel is planning a 1270 dash mile vacation in his hybrid car. Find how many gallons of gas he can expect to burn.