Indicate whether the Additive Inverse, Additive Identity, Commutative, or Associative property of addition is illustrated in the problem.(5.4 + 3.55) + 8.72 = 5.4 + (3.55 + 8.72)
A. Associative property of addition
B. Additive inverse
C. Commutative property of addition
D. Additive identity
Answer: A
Mathematics
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A.
B. 9
C. 3
D.
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A. -
B. -
C.
D.
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Solve the problem.Find the length of the missing side of the similar triangles.
A. 20 B. 24 C. 6 D. 18
Mathematics
Solve by the substitution method.0.2x + 0.04y = 0.125x + y = 3
A. {(x, y)| 0.2x + 0.04y = 0.12}
B. {(0, 3)}
C.
D. ?
Mathematics