Answer:
n=11
Step-by-step explanation:
19+n=30
n=30-19
n=11
4/x = x/9
36 = x²
6 = x
The geometric mean between 4 and 9 is 6
Answer: False
For 12, you would do 90=4x+42, and 48=4x, and x=12
for 15, you would do 90=8x+66, and 24=8x, and x=3
for 18, you would do 90=3x+57, and 33=3x, and x=11
Answer:
<h3>aww thanks </h3>
the process by which plants and animals.make their own food is called photo synthesis.
A would be the answer to this question
