Answer:
he scored 6
Step-by-step explanation:
Answer:

Step-by-step explanation:
The whole triangle and small triangle are similar (AA). Therefore the sides are in proportion:

<em>cross multiply</em>
<em>use distributive property</em>

<em>subtract 220 from both sides</em>
<em>divide both sides by 55</em>

Answer:
x = 8 or x = -1 is the answer
Step-by-step explanation:
3x² - 21x -24
divide with 3
x² - 7x - 8
Factorizing,
x² + x - 8x - 8
x(x + 1) -8 (x + 1)
(x - 8) (x + 1)
x = 8,-1
The answer would be Undefined