Solve the equation.1.3a = 39
A. 1.3
B. 30
C. 26
D. 39
Answer: B
Mathematics
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?
A. - -
B. -
C. -2
D. - -
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Solve the problem.pH = -log10[H+] Find the pH if the [H+] = 1.9 × 10-12.
A. 12.28 B. 11.28 C. 12.72 D. 11.72
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Convert from one measure to the other.57 feet to yards
A. 6.33 yards B. 171 yards C. 2052 yards D. 19 yards
Mathematics
Solve.3x = 81
A. {5} B. {4} C. {27} D. {3}
Mathematics