Perform the indicated operation. Write the result in standard form.(2 - 2i) + (6 + 8i)
A. -8 - 6i
B. 8 - 6i
C. 8 + 6i
D. -4 + 10i
Answer: C
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Solve the problem.A rectangular sheet of paper is 
by 
An area in the shape of a parallelogram with a height of 
and a base of 
is cut from the paper. How much area is left over?
A. 648 in.2 B. 1773 in.2 C. 1998 in.2 D. 2673 in.2
Provide an appropriate response.In solving a system of three equations in three variables, it is impossible to eliminate two variables. Thus, the the final step yields the following equation:x = y + 1.How many solutions does this system have? Explain geometrically.
What will be an ideal response?
Write the equation in standard form of the line satisfying the given conditions.Through (0, 2); m = - 
A. 9x + 7y = -18 B. 7x - 9y = 18 C. 7x + 9y = 18 D. 7x + 9y = -18
Find the slope and the y-intercept of the line.y = 0.7x - 3.5
A. slope: 0.7; y-intercept: (0, -3.5) B. slope: 3.5; y-intercept: (0, 0.7) C. slope: 0.7; y-intercept: (0, 3.5) D. slope: -3.5; y-intercept: (0, 0.7)