Write the whole number in the sentence in expanded form.Ron and Sally climbed a mountain having an elevation of 1385 ft.
A. 100 + 80 + 3
B. 10,000 + 3000 + 80 + 5
C. 1000 + 300 + 80 + 5
D. 10,000 + 300 + 80 + 5
Answer: C
Mathematics
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Use the elimination method to solve the system.3x + y = 22x + 3y = 6
A. (- 
, 2)
B. (0, 2)
C. (2, 0)
D. No solution
Mathematics
Solve.log4 (x + 9) + log4 (x - 9) = 3
A. 
B. 
C. 
D. 145
Mathematics
Factor completely. If unfactorable, indicate that the polynomial is prime.ab4 - 81a3b2
A. a(b2 + 9ab)(b2 - 9ab) B. prime C. ab2(b - 9a)2 D. ab2(b + 9a)(b - 9a)
Mathematics
Solve the equation for x.5(3x - 0.3) = 7x - 1.5
A. 0.375 B. 0 C. 8 D. -0.15
Mathematics