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umka2103 [35]
3 years ago
12

How many solutions does the equation 6z - 3z - 7 = -2 + 3 have?

Mathematics
1 answer:
erik [133]3 years ago
6 0

Answer:

One

Step-by-step explanation:

6z - 3z - 7 = -2 + 3

Combine like terms

3z-7 = 1

Add 7 to each side

3z-7+7 = 1+7

3z=8

Divide each side by 3

3z/3 = 8/3

z = 8/3

There is one solution

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Answer:

The Humming bee need to eat 0.0028 ounces of food each day.

Step-by-step explanation:

Given:

Weight of the humming bee = 0.0056 ounces

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Solution:

Now given that:

They have to eat half their body weight every day to survive.

So we can say that;

Amount of food humming bee needs to eat is half of the weight of the humming bee.

framing in equation form we get;

Amount of food humming bee needs to eat  = \frac{1}{2}\times 0.0056 =  0.0028\ ounces

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PLEASE HELP ME!!! needing help now!
Phoenix [80]
The answer is it should be behind the 7  because you only moved one time in 1.7
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