Solve the equation from the table.





A) x = 7

B) x = 5

C) x = 2

D) x = 3

E) x = 4


C) x = 2

Mathematics

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Express the result of the addition as a Hindu-Arabic numeral in expanded form. +  

A. (4 × 104) + (2 × 103) + (2 × 102) + (5 × 101) + (1 × 1) B. (4 × 104) + (1 × 103) + (6 × 102) + (5 × 101) + (7 × 1) C. (4 × 105) + (1 × 104) + (6 × 103) + (5 × 102) + (7 × 101) D. (4 × 105) + (2 × 104) + (2 × 103) + (5 × 102) + (1 × 101)

Mathematics

Solve for x using an equivalent exponential expression.The face-off areas in ice hockey have a diameter of 29.4 ft. Find the area of a face-off circle. Use 3.1.4 for ?. Round to the nearest tenth, if necessary.

A. 678.5 sq ft B. 92.3 sq ft C. 339.3 sq ft D. 2,714.1 sq ft

Mathematics

Solve the equation.?x? = -0.73

A. {1.38, -1.37} B. {-0.73} C. {0.73} D. ?

Mathematics

Solve the system of equations. If the system has infinitely many solutions, let the last variable be the arbitrary variable.w - x + 2y + z = 1  x + y = 1  y - z = 3

A. ? B. {(-7 - 4z, -2 - z, 3 + z, z)} C. {(-7, -2, 3, z)} D. {(-11, -3, 4, 1)}

Mathematics