A pine tree measured 40½ feet tall. Over the next 7½ years, it grew to a height of 57 feet. During the 7½ years, what was the av
erage yearly growth rate of the height of the tree?
1 answer:
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Answer:
3x6+3x1+4x3
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
48-4=44 44/11=4 therefore the answer is 4.
-4x+11y=15
x=2y
-4*2y+11y=15
x=2y
-8y+11y=15
x=2y
3y=15 //3
x=2y
y=5
x=2*5
y=5
x=10
x=10
y=5
Answer:
40% decrease
Step-by-step explanation:
Answer:
± 4i
Step-by-step explanation:
= 
=
×
×
= 4
i → [
= i ]