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For a training program, Juan rides his bike at an average rate of $5.7$ minutes per mile. Which function $m$ models the number of minutes it will take Juan to ride $x$ miles at this rate?

For the linear function $f$, the table shows three values of $x$ and their corresponding values of $f\left(x\right)$. Function $f$ is defined by $f\left(x\right)=ax+b$, where $a$ and $b$ are constants. What is the value of $a-b$?

$x+40=95$

What value of $x$ is the solution to the given equation?

$y=4x-9$
$y=19$

What is the solution $\left(x,y\right)$ to the given system of equations?

Oil and gas production in a certain area dropped from 4 million barrels in 2000 to 1.9 million barrels in 2013. Assuming that the oil and gas production decreased at a constant rate, which of the following linear functions f best models the production, in millions of barrels, t years after the year 2000?

Some values of the linear function f are shown in the table above. What is the value of ?

$24x+y=48$

$6x+y=72$

The solution to the given system of equations is $(x,y)$. What is the value of $y$?

If $2x=12$, what is the value of $9x$?

In the xy-plane, the points and lie on the graph of which of the following linear functions?

A movie theater sells two types of tickets, adult tickets for $12 and child tickets for $8. If the theater sold 30 tickets for a total of $300, how much, in dollars, was spent on adult tickets? (Disregard the $ sign when gridding your answer.)

The graph above shows the distance traveled d, in feet, by a product on a conveyor belt m minutes after the product is placed on the belt. Which of the following equations correctly relates d and m ?

$5(t+3)-7(t+3)=38$

What value of $t$ is the solution to the given equation?

A company’s total cost , in dollars, to produce x shirts is given by the function above, where m is a constant and . The total cost to produce 100 shirts is $800. What is the total cost, in dollars, to produce 1000 shirts? (Disregard the $ sign when gridding your answer.)

A gardener buys two kinds of fertilizer. Fertilizer A contains 60% filler materials by weight and Fertilizer B contains 40% filler materials by weight. Together, the fertilizers bought by the gardener contain a total of 240 pounds of filler materials. Which equation models this relationship, where x is the number of pounds of Fertilizer A and y is the number of pounds of Fertilizer B?

One gallon of paint will cover $220$ square feet of a surface. A room has a total wall area of $w$ square feet. Which equation represents the total amount of paint $P$, in gallons, needed to paint the walls of the room twice?

For the function $f$, the graph of $y=f\left(x\right)$ in the xy-plane has a slope of $3$ and passes through the point $\left(0,-8\right)$. Which equation defines $f$?

In the xy-plane, a line has a slope of 6 and passes through the point . Which of the following is an equation of this line?

The triangle inequality theorem states that the sum of any two sides of a triangle must be greater than the length of the third side. If a triangle has side lengths of $6$ and $12$, which inequality represents the possible lengths, $x$, of the third side of the triangle?

If $5\left(x+4\right)=4\left(x+4\right)+29$, what is the value of $x+4$?

Which of the following could define the relationship between s and P ?

Cathy has n CDs. Gerry has 3 more than twice the number of CDs that Cathy has. In terms of n, how many CDs does Gerry have?

The equation $40x+20y=160$ represents the number of sweaters, $x$, and number of shirts, $y$, that Yesenia purchased for $\$160$. If Yesenia purchased $2$ sweaters, how many shirts did she purchase?  

Which of the following does 45 represent in the equation?

If $x=7$, what is the value of $x+20$?

A gym charges its members a onetime $\$36$ enrollment fee and a membership fee of $\$19$ per month. If there are no charges other than the enrollment fee and the membership fee, after how many months will a member have been charged a total of $\$188$ at the gym?