Solve by the substitution method.-7x + 21 = 7y-5x + 3y = -55
A. {(7, -4)}
B. {(8, -4)}
C. ?
D. {(8, -5)}
Answer: D
Mathematics
You might also like to view...
Perform the indicated operation.
A. 5.0282 B. 502.82 C. 0.50282 D. 50.282
Mathematics
Find the slope of the line.y = -4
A. undefined B. 4 C. -4 D. 0
Mathematics
Solve the problem. Round to the nearest cent unless otherwise noted.Find the amount of markup of an item which cost a store $151. The store has a 25% markup on cost.
A. $604.01 B. $188.75 C. $120.80 D. $37.75
Mathematics
Provide an appropriate response.Find the median of the following: 65, 45, 36, 22, 70, 93
Fill in the blank(s) with the appropriate word(s).
Mathematics