Answer:
B) 17 games.
Step-by-step explanation:
Let <em>g</em> represent the number of games Mark played.
Since there is a $5 entrance fee and each game costs an additional $1.25, we can write the expression:

Which represents that total cost after <em>g</em> games.
Since we know that Mark spent a total of $26.25:

Solve for <em>g.</em> Subtract five from both sides:

And divide both sides by 1.25. Hence:

So, Mark played a total of 17 games.
Our answer is B.
Answer:
30 or 780 is your answer for the first one. i dont know how to work out the answer for the 2 one im sorry :(
Step-by-step explanation:
13+12+5 = 30
13 x 12 x 5 = 780
I would go for 780
it seems more like to be the answer
In 1 hour Kalon by himself can clean 1/4 of a chimney.
In one hour Kalon and Marna together can clean

Therefore in 1 hour Marna working alone can clean

So, it takes Marna 3 hours to clean a chimney, working by herself.
The equation which represents a linear function for the variable y is y=12r-5. Option B is the correct option.
<h3>What is linear function?</h3>
Linear function is the function in which the highest power of the unknown variable is one. Linear functions are used to model the real life problem in the mathematical expressions.
The linear function with dependent variable y and independent variable x can be written as,
y=mx+c
Here, m is the slope of the line represented by the function and c is the y intercept.
The equation given in the problem are,
2ry+y= 9
y=12r-5
3y+r2+t=0
4r+2(y-1)=0
The second option is similar to the standard linear function.
Hence, the equation which represents a linear function for the variable y is y=12r-5. Option B is the correct option.
Learn more about the linear function here;
brainly.com/question/15602982
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