Use a proportion to solve the problem.If a spring stretches 7 meters when a 5-kilogram weight is attached to it, how much will it stretch when a 35-kilogram weight is attached to it?
A. 49 m
B. 52 m
C. 48 m
D. 51 m
Answer: A
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Use the laws of exponents to simplify. Do not use negative exponents in the answer. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(32k5m-10)1/5
A. 2km2
B. 
C. 5km2
D. 
Provide an appropriate response.A student argued that it is impossible to use the substitution method to determine if a system of equations has no solution or an infinite number of solutions. Is the student correct?
Fill in the blank(s) with the appropriate word(s).
Solve the absolute value inequality. Write your answer in interval notation.|x - 18| < 3
A. (15, 21) B. (-?, 15) C. (-21, -15) D. (-?, 21)
Solve the system of equations. If the system has no solution, say that it is inconsistent.
A. x = -4y + 5, where y is any real number or {(x, y) |x = -4y + 5, where y is any real number} B. y = 4x + 5, where x is any real number or {(x, y) | y = 4x + 5, where x is any real number} C. y = -4x + 5, where x is any real number or {(x, y) | y = -4x + 5, where x is any real number} D. inconsistent