Is 31 a prime or composite number

Solve 7k:3=21. The solution is k = ?

2x - 5y=-15 can someone walk me through this?

Solve the ineqality and graph the solution 2 (b - 4) > - 6

Evaluate - 6^2 - 28 : 4 + (-9). 52 -52 20 -20

What is y=-7x+9 in standard form

Where are the asymptotes for the following function located? f (x) = StartFraction 7 Over x squared minus 2 x minus 24 EndFraction x = - 4 and x = 6 x = - 4 and x = 7 x = 4 and x = - 6 x = 6 and x = 7

Today there are 3,659 thousand elementary and secondary teachers employed in a certain country. this number is expected to increase to 3,856 thousand by next decade. what is the percent increase?

For babysitting, Nicole charges a flat fee of $3, plus $10 per hour. Write an equation for the cost, C, after h hours of babysitting.

In particular month, Mr. Clark spent $900 on food which is 30% of his monthly salary. FInd his monthly salary

Add these numbers 1.36 ounces + 3.75 ounces + 2.62 ounces equals what