Answer:
d. about $1.65 billion
Step-by-step explanation:
$1.8 billion × .916 = $1.6488 billion, or about $1.65 billion
Answer:
y=-3x+31
Step-by-step explanation:
y-y1=m(x-x1)
y-4=-3(x-9)
y-4=-3x+27
y=-3x+27+4
y=-3x+31
<h2>
Explanation:</h2>
Here we have the following expression:
And the question asks for solving the equation for the variable 
. So we need to divide both sides of the equation by 
:
<h2>
Learn more:</h2>
Solving equations: brainly.com/question/10643312
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The answer is 7. That's the answer
Using a system of equations, it is found that the correct option is:
A) 1389x+1660y=787x+1121y.
<h3>What is a system of equations?</h3>
A system of equations is when two or more variables are related, and equations are built to find the values of each variable.
In this problem, considering the amounts in each olympics(1389 men and 787 women participated on the 19th, 1660 men and 1121 women in the 22th), the system is:
A) 1389x+1660y=787x+1121y.
More can be learned about a system of equations at brainly.com/question/24342899
