Solve using the elimination method. Use a graphing calculator to check your answer.
x - 
y = -18
x + 
y = -9
A. (0, 12)
B. (0, -12)
C. (-12, 0)
D. (12, 0)
Answer: C
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Determine whether the pair of lines are parallel, perpendicular, or neither.y = 
x - 64y = 16x + 3
A. parallel B. perpendicular C. neither
Solve the problem.The length of a table is 13 inches more than its width. If the area of the table is 
inches, what is its length?
A. 45 in. B. 32 in. C. 64 in. D. 19 in.
Find the slope of the line containing the pair of points.
, 
A. No slope B. -1 C. -2 D. 2
Let the function src="https://sciemce.com/media/3/ppg__cognero__2.1_Functions_and_Function_Notation__media__cbe9e183-0460-433e-9e3a-216a67bc36fb.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_a622f93021e94415a717b3504" />.
be defined by 
, where x and 
are real numbers. Find
?
?
?
A. ?
B. ?
C. ?
D. 
E. ?