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Natasha_Volkova [10]
3 years ago
8

PLEASE HELP ASAP!!!!

Mathematics
1 answer:
Fynjy0 [20]3 years ago
6 0

Answer:

It is not valid since there is more than one variable being changed at one.

Step-by-step explanation:

Jackson changed the brand of soil, but he also changes the amount of water, and the amount of sunlight the plants are receiving, so his conclusion that the soil was more effective is not valid.

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Evaluate v(x) = 14-3x when x=-3, 0 and 4.
PtichkaEL [24]

Answer:

v(-3)=23\\v(0)=14\\v(4)=2

Step-by-step explanation:

v(x)=14-3x

v(-3)=14-3(-3)\\\\v(-3)=14-(-9)\\\\v(-3)=23

v(0)=14-3(0)\\\\v(0)=14-0\\\\v(0)=14

v(4)=14-3(4)\\\\v(4)=14-12\\\\v(4)=2

5 0
3 years ago
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4 over 3 devided by 2?
Veronika [31]

Answer:

2/3 or 2 over 3

Step-by-step explanation:

4 over three means 4 pieces out of 3. 4 pieces divided by 2 is 2 pieces.

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3 years ago
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What happens if you double 15?
Andrej [43]

Answer:

It becomes 30

Step-by-step explanation:

When you double a number, it’s increases to two of itself .

So double of 15 means 15 x 2

= 30

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3 years ago
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Rachel's free throw average for basketball is 60%. She wants to predict how many times in the next 50 tries she will make a free
Gnoma [55]
If she shot her average she would make 30 out of 50 shots (AKA 60%) 
She could use the index cards to record each shot, recording 5 results on each one of the 10 cards


I understand this answer is really late for you but I hope you can still use it or someone else can use it if they have the same assignment

5 0
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Which statement is correct? 1. A horizontal line has no slope. 2. A vertical line has a slope of zero. 3. A line that rises from
arsen [322]

Answer:

A line that rises from left to right has a positive slope

Step-by-step explanation:

5 0
3 years ago
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