Solve the system by graphing. If there isn't a unique solution to the system, state the reason. 3x + y = -9 5x + 5y = -5
A. (-2, -3)
B. (-4, -5)
C. (-4, 3)
D. (4, 3)
Answer: C
Mathematics
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Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.log4 24 - log4 6
A. 24 B. 1 C. 6 D. 4
Mathematics
Subtract.-210 - 450
A. -660 B. 660 C. 240 D. -240
Mathematics
Divide. Write the answer in lowest terms.
÷ 
A. 1
B. 
C. 
D. 
Mathematics
Find a quadratic equation whose solution set is given.{0, 7}
A. x2 + 7x = 0 B. x - 7 = 0 C. x + 7 = 0 D. x2 - 7x = 0
Mathematics