It is given in the question that
Ann, Chang, and Kareem sent a total of 89 text messages over their cell phones during the weekend. Ann sent 9 fewer messages than Chang. Kareem sent 3 times as many messages as Ann.
Let number of messages Chang sent be x. And Ann sent 9 fewer than Chang, so Ann sent (x-9) messages. And Kareem sent 3 times as many messages as Ann, so Kareem sent 3(x-9) messages.
And the total messages are 89. That is

Combining like terms

So Chang sent 25 messages, Ann sent

And Kareem sent

X is equal to three in this
Answer:
Step-by-step explanation:
Simplified the following system of equations into a linear equation.
Graphed (plot the points) the linear equation onto the graph.
To get the solution (2,-2) (x,y)she went positive 2 to the right and -2 down.
Answer:
C. The number of pages in the assignment.