Solve the system by elimination. 5x + 4y = 3710x = 35 - 8y
A. ?
B. {(3, 5)}
C. {(5, 5)}
D. {(5, 3)}
Answer: A
Mathematics
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Solve the triangle. Round lengths to the nearest tenth and angle measures to the nearest degree.
A. A = 44°, B = 79°, C = 57° B. A = 57°, B = 79°, C = 44° C. A = 57°, B = 44°, C = 79° D. A = 44°, B = 57°, C = 79°
Mathematics
Use the given graph of y = ax + b to solve the inequality. Write the solution set in interval notation.4x - 3 ? 2x + 1
y = 2x + 1y = 4x-3
A. [2, ?) B. (-?, 2] C. (2, ?) D. (-?, 2)
Mathematics
Solve the equation.-2x + 10 + 3x = 0
A. 0.3 B. 3.333 C. -10 D. 10
Mathematics
Solve the problem.A camera costs $210 and is subject to a 6% sales tax. What is the amount of the sales tax, and what is the total purchase price of the camera?
A. $10.50; $220.50 B. $12.60; $222.60 C. $126.00; $336.00 D. $14.70; $224.70
Mathematics