Step-by-step explanation:
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Use simultaneous equations:
2x + 7 = x^2 + 8x - 9
7 = x^2 + 6x - 9
16 = x^2 + 6x
+ or - 4 = 7x
answer is
-4/7 or 4/7
Answer:
Increases, same, increases, decreases
Step-by-step explanation:
I mean just look at the graph
Answer:
x = 10
Step-by-step explanation:
You have to divide 30 divided by 10 is 3 so ya.
15.25 percent of 900 will be 137.25 just look it up on google
