Grade 9 Math: Linear Relations and Equations Slope-Intercept Form, Y-intercept, and X-intercept

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True or False? The following equation is the slope-intercept form $$x=my+b$$

True
False
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Which of the following is the standard form?

$$ax+by=c$$
$$y-y_1=m(x-x_1)$$
$$y=mx+b$$
none of the above
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Which of the following is the point-slope form? $$y-y_1=m(x-x_1)$$

$$ax+by=c$$
$$y-y_1=m(x-x_1)$$
$$y=mx+b$$
none of the above
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What is the slope in the following equation? $$y=\frac{2}{5}x-54$$

$$\frac{2}{5}$$
x
y
-54
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What is the y-intercept in the following equation?

3
x
12
-82
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Simplify the following equations and find the slope: $$y=15x+3(2-x)+12$$

12
3
$$\frac{1}{2}$$
4
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Simplify the following equations and find the x-intercept: $$y=3x+9x+4(x+1)+14$$

$${16}$$
$${-18}$$
$$0$$
$$\frac{-18}{16}$$
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