Solve the linear system by using the Gauss-Jordan elimination method.

Fill in the blank(s) with the appropriate word(s).


x = -4, y = 1

Mathematics

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Evaluate the expression.61

A.
B. 6
C. 1
D. -6

Mathematics

Provide an appropriate response.Perform the indicated operation and write the answer with positive exponents in lowest terms:  1/3

What will be an ideal response?

Mathematics

Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.20 ÷ 2

A. 9
B. 7
C. 8
D. 6

Mathematics

Find the exact value of the expression.sin 25° cos 35° + cos 25° sin 35°

A.
B.
C.
D.

Mathematics