Question 1 of 5Determine which Statement is True
$$-14x+2y=4,21x-3y=-15$$ $$-14x+2y=4$$$$21x-3y=-15$$
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Select the Correct Answer Below: Correct! Not Correct!
A
These lines are perpendicular, the product of their slopes is -1
B
These lines are parallel, the slopes are both 1
C
These lines are perpendicular, the slopes are the same
D
These lines are parallel, the slopes are the same
E
These lines are neither parallel or perpendicular
Question 2 of 5Determine which Statement is True
$$3x-5y=12,2x-3y=17$$ $$3x-5y=12$$$$2x-3y=17$$
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Select the Correct Answer Below: Correct! Not Correct!
A
These lines are perpendicular, the product of their slopes is -1
B
These lines are parallel, the slopes are both 1
C
These lines are perpendicular, the slopes are the same
D
These lines are parallel, the slopes are the same
E
These lines are neither parallel or perpendicular
Question 3 of 5Determine which Statement is True
$$5x+y=3,-2x+10y=-130$$ $$5x+y=3$$$$-2x+10y=-130$$
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Select the Correct Answer Below: Correct! Not Correct!
A
These lines are perpendicular, the product of their slopes is -1
B
These lines are parallel, the slopes are both 1
C
These lines are perpendicular, the slopes are the same
D
These lines are parallel, the slopes are the same
E
These lines are neither parallel or perpendicular
Question 4 of 5Write the Line Described in Standard Form
$$through\hspace{-.2em}:\hspace{-.1em}(-1,-1)$$$$parallel\hspace{.25em}to\hspace{-.2em}:\hspace{-.1em}8x+10y=40$$ $$through\hspace{-.2em}:\hspace{-.1em}(-1,-1)$$$$parallel\hspace{.25em}to\hspace{-.2em}:$$$$8x+10y=40$$
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Select the Correct Answer Below: Correct! Not Correct!
A
$$9x-2y=-7$$
B
$$3x-7y=11$$
C
$$4x+5y=-9$$
D
$$5x+4y=3$$
E
$$y=-\frac{3}{5}x+7$$
Question 5 of 5Write the Line Described in Standard Form
$$through\hspace{-.2em}:\hspace{-.1em}(5,-3)$$$$perpendicular\hspace{.25em}to\hspace{-.2em}:\hspace{-.1em}-10x+14y=14$$ $$through\hspace{-.2em}:\hspace{-.1em}(5,-3)$$$$perpendicular\hspace{.25em}to\hspace{-.2em}:$$$$-10x+14y=14$$
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Select the Correct Answer Below: Correct! Not Correct!
A
$$5x+7y=20$$
B
$$20x+7y=5$$
C
$$y=-\frac{1}{7}x+5$$
D
$$11x+3y=17$$
E
$$7x+5y=20$$

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