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Anettt [7]
2 years ago
14

What is the value of x in the following equation? 2 (x - 4) + 15 = 21

Mathematics
1 answer:
viktelen [127]2 years ago
5 0
The answer would be x=7.
You might be interested in
Divide ( - 3 z 2 – 15z )÷<br> (<br> z<br> +<br> 5<br> )
blondinia [14]
Factor the numerator to get:

(-3z(z+5))/(z+5)  now you notice that (x+5) cancel out leaving:

-3z
4 0
3 years ago
Use the substitution method <br> Y=-2x+11 y=-3x+21
gogolik [260]

Solve for the first variable in one of the equations, then substitute the result into the other equation.

Y = 2 y /3 − 3


x = − y /3 + 7


Hope this helped!

6 0
3 years ago
I’m sorry I’m bad at math and I need help
Natali [406]

A or B

I'm confuseddd omg

5 0
2 years ago
Which of the following are based on empirical probability
Vikentia [17]

The empirical probability is Life insurance, Car insurance, and Mortality.

<h3>What is empirical probability?</h3>

The ratio of the number of outcomes in which a defined event occurs to the total number of trials, not in a theoretical sample space but in a real experiment, is the empirical probability, relative frequency, or experimental probability of an event.

Therefore the empirical probability will be Life insurance, Car insurance, and Mortality.

To know more about empirical probability follow

brainly.com/question/16972278

#SPJ1

3 0
1 year ago
Expression 2
Alina [70]
the correct answer is 24
7 0
3 years ago
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