What value should be added to make a perfect square? x^2+16x

a. 4

b. 8

c. 16

d. 64

Convert 24/3 to a decimal

Create a sketch of the graph of a function whose gradient is linear and that gradient has an x-intercept at x=4

4 = √6x+15-x how do you solve this

What is the common difference d of the sequence? 9, - 8, - 25, - 42, - 59, ...

In a certain year, the average email user sent or received 110 emails each day. the number of emails received was 2 more than twice the number sent. how many were sent and how many were received each day

Using properties to find the sum or product

I need to show work on elapsed time from 12:40 to 2:09

Round $6.4442 to the nearest cent.

Dave has $15 to spend on an $8 book and two birthday cards (c) for his friends. how much can he spend on each card if he buys the same card for each friend?

What is the slope to y=4x+2