Solve the problem.A student earned scores of 85, 83, 90, 94, 88, and 84 on the first six tests in a biology class. What score is needed on the seventh test to produce an 86 average?
A. 81
B. 79
C. 78
D. 80
Answer: C
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Provide an appropriate response.Simplify the expression: 8x4 + 2x4
A. 16x4 B. 16x8 C. 10x8 D. 10x4
Divide the rational expression. Express the quotient as a rational expression in lowest terms.
A. 
B. 
C. 
D. 
Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so.y - 2x = 34y = 8x + 12
A. (1, 1) B. all points on the line y - 2x = 3; dependent system C. (-1.5, -1) D. empty set; inconsistent system
Solve the problem. Give the answer to the nearest thousandth if necessary.The length of a rectangle is 24 meters, and the width is 7 meters. Find the measure of the diagonal of the rectangle.24 meters
A. 30 meters B. 25 meters C. 24 meters D. 26 meters