Solve the system of equations using the addition method. x - 2y = 92x - 2y = 16
A. (-7, -2)
B. (8, 7)
C. (7, -1)
D. no solution
Answer: C
Mathematics
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When plotting the equation y = 2x + 1, what is the value of y when x = 0?
a. -1 b. 0 c. 1 d. 2 e. 3
Mathematics
Round the number to the nearest thousandth, nearest hundredth, and nearest tenth. Remember to round from the original number.1.883
A. 1.884, 1.88, 1.8 B. 1.883, 1.90, 2 C. 1.883, 1.88, 1.9 D. 1.88, 1.8, 1
Mathematics
Use the product rule to simplify the expression. Assume that the variables can be any real number.
A. 4x
B. 4xy
C. 4xy2
D. 4x2
Mathematics
First, write the value(s) that make the denominator(s) zero. Then solve the equation.
+ 1 = 
A. x ? -1; {11} B. x ? -1; {5} C. x ? 1; {5} D. x ? 1; ?
Mathematics