Use the elimination method to solve the system.x + y = 3x - y = 5
A. (4, -1)
B. No solution
C. (-4, 0)
D. (3, 0)
Answer: A
Mathematics
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Choose the closest estimate.Which is the closest to the height of a student desk?
A. 1 km B. 1 m C. 6 cm D. 5 m
Mathematics
Simplify the rational expression.
A. - 
B. 
C. - 
D. - 
Mathematics
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.log x + log(x2 - 144) - log 7 - log(x - 12)
A. log 
B. log 
C. log 
D. log 
Mathematics
Solve.
- 
= 
A. 7 B. -7 C. -35 D. 35
Mathematics