Provide an appropriate response.Describe two advantages of the substitution method over the graphing method for solving systems of equations.
What will be an ideal response?
The substitution method always yields an exact solution. It might also yield the solution more quickly than the graphing method, particularly when a variable is alone on one side of an equation in the system.
Mathematics
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Convert as indicated. If necessary, round to two decimal places.75 miles to kilometers
A. 190.5 km B. 81.75 km C. 46.5 km D. 120.75 km
Mathematics
Use the row transformation described to transform the matrix.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the integral to three decimal places. 
a. 0.732 b. 0.194 c. 0.094 d. 0.533 e. 0.183
Mathematics
Perform the indicated operation.u = 3i - 6j , v = -7i - 8j; Find 4u + 7v.
A. -37i - 80j B. -4i - 14j C. 61i + 32j D. 11i + 11j
Mathematics