Solve using the elimination method. Use a graphing calculator to check your answer.0.8x + 0.6y = 2.6  x - 0.8y = -1.4

A. (3, 1)
B. (1, 3)
C. (0.1, 0.3)
D. No solution


Answer: B

Mathematics

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Evaluate the geometric series or state that it diverges.

A.
B.
C.
D.

Mathematics

Find the surface area of the surface S.S is the portion of the surface  that lies above the rectangle  and  in the x-y plane

A. 32[40 + ln 9]
B. [40 + ln 9]
C. [40 + ln 9]
D. [40 + ln 9]

Mathematics

Write an inequality statement using the numbers in the problem.On Tuesday, the temperature was 58° Fahrenheit. On Thursday, the temperature was 47° Fahrenheit. Write an inequality statement using < or > comparing the numbers 58 and 47.

A. 58 < 47 B. 58 > 47

Mathematics

Determine whether the scatter diagram indicates that a linear relation may exist between the two variables. If a linear relation does exist, indicate whether the slope is positive or negative.Draw a scatter diagram of the given data. Find the equation of the line containing the points (1, 1.2) and  Graph the line on the scatter diagram.

A.

y = 0.39x + 0.77
B.

y = 0.4x + 0.8
C.

y = 0.44x + 0.8
D.

y = 0.33x + 0.87

Mathematics