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Hitman42 [59]
3 years ago
10

Simplify the expression z2-z(z+3)+3z

Mathematics
1 answer:
Maslowich3 years ago
8 0
<span>z2-z(z+3)+3z
=> z2 - z2 - 3z + 3z 
=> 0 
we can cancel the like terms if they have different signs ..

Hope it helps !!</span>
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Anyone help me please​
Whitepunk [10]
Assuming you are solving for x...

5 0
3 years ago
16. Carlos puts 0.3 of his monthly income into savings. What percent of his money
Minchanka [31]

Answer:

70%

Step-by-step explanation:

First, convert 0.3 into a percentage;

To do so, convert it 0.3 into a fraction then multiply by 100;

0.3 into a fraction = 3/10

3/10 into a percentage = \frac{3}{10} *100

The 10 at the bottom cancels out one zero at the top and you are left with 30.

Therefore percentage in Carlos' monthly savings is  = 30%

Next, calculate the percentage NOT put in savings

percentage NOT put in savings = 100% - percentage in savings;

That is ; 100% -30% =70%

Hence, 70% of his income is not put into savings.

3 0
3 years ago
The volume of a gas with a pressure of 1.2 atm increases from 1.0 L to 4.0 L. What is the final pressure of the gas, assuming co
salantis [7]

Answer:

(b) 0.30 atm

Step-by-step explanation:

Given data

Initial pressure= 1.2atm

Initial volume= 1.0L

Final volume= 4.0L

Final pressure= ???

Let us apply the gas formula to find the Final pressure

P1V1= P2V2

Substitute

1.2*1= x*4

Divide both sides by 4

1.2/4= x

x= 0.3atm

Hence the final pressure is 0.3 atm

5 0
3 years ago
Next question, need help ASAP please ​
Delvig [45]

Answer:

65.94

Step-by-step explanation:

7 0
3 years ago
What is the multiplicative rate of change between 10,50 and 250
scoray [572]

Answer:D

Step-by-step explanation:

5 0
2 years ago
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