Answer:
3.33..
Step-by-step explanation:
x2-8x=9
x-6x=9
-5x=9
x=-5/9
(-5/9)(2)-8(-5/9)=3.33.. (3 and 1/3)
x = 9
x² - 8x = 9
x² - 8x - 9 = 0
(x - 9)×(x + 1) = 0
x = 9 or x = -1
Positive solution : x = 9
6b
See below
GCF (greatest common factor ) of 42 and 30 is 6
each row will have 6 seedlings
there will be ( 42+30) / 6 = 12 rows
7 pine rows 5 juniper rows
$8.22, 1.14f + 1.22d
