Add or subtract as indicated. - 

A.
B.
C.
D.


Answer: C

Mathematics

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Find the exact value of the expression.

A.
B.
C. - 
D. - 

Mathematics

Find the sum of the series as a function of x.

A. - 
B.
C.
D. - 

Mathematics

Solve the problem. Round your answer to the nearest tenth.A wagon is pulled horizontally by exerting a force of 60 pounds on the handle at an angle of 25° to the horizontal. How much work is done in moving the wagon 50 feet?" .

A. 2718.9 ft-lb B. 2110.8 ft-lb C. 1267.9 ft-lb D. 1617.4 ft-lb

Mathematics

Solve the equation for x.a2x - 3x = 6a2

A. x = 
B. x = 
C. x = - 
D. x = 

Mathematics