Estimate the answer by rounding as indicated.Estimate by rounding to the nearest hundred.

A. 444,600
B. 444,570
C. 1300
D. 420,000


Answer: D

Mathematics

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Simplify. ? 

A.
B.
C.
D.

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Add or subtract measurement numbers, rounding to the correct precision.12 lb + 58.5 lb

A. 70.6 lb B. 70 lb C. 70.4 lb D. 70.5 lb

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Solve the inequality. Give the solution set in both set-builder notation and graph form.-4 < 2x ? 4  

A.

B.

C.

D.

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Solve the equation.b(b + 18) = 0

A. {-1, -18} B. {18, 0} C. {1, -18} D. {-18, 0}

Mathematics