Find the value of the expression using the given values.|6x + 4y|x = 4, y = -1

A. 28
B. 10
C. 20
D. 22


Answer: C

Mathematics

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Solve.31 = 4x - 5

A. {12} B. {9} C. {36} D. {32}

Mathematics

Divide and express the result in standard form.

A.  + i
B.  + i
C.  + i
D.  + i

Mathematics

Determine the size of matrix A and tell whether it is a square matrix, row matrix, column matrix, or none of these.A = 

A. 1 × 2; none of these B. 4; square matrix C. 2; square matrix D. 2 × 2; square matrix

Mathematics

Solve the formula for the given variable.V = Ahfor h

A. h = 
B. h = 
C. h = 
D. h = 

Mathematics