Which number sentence is not true? A. |-20| < 20
B. |9| = 9
C. |-20| > |9|
D. |9| < |20|

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?