Answer:
<R+<S=<T(since exterior angle of triangle is equal to the sum of two opposite interior angle)
44+9x+3=14x+7
44+3-7=14x-9x
40=5x
x=40/5=8
.STW. ==14×8+7=119
Positive
Step-by-step explanation:
neg x neg = pos
pos x pos x pos = pos