In ΔRST, m
∠
R
=
(
5
x
+
15
)
∘
m∠R=(5x+15)
∘
,
m
∠
S
=
(
6
x
+
8
)
∘
m∠S=(6x+8)
∘
, and
m
∠
T
=
(
4
x
+
7
)
∘
m∠T=(4x+7)
∘
. What is the value of
x
?
x?

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

What expression is equivalent to (2x-1)(x-3)?

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%