Simplify. Assume that each variable is nonnegative. - 7 + 4

A. -3
B. -3
C. 11
D. 11


Answer: D

Mathematics

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Factor the polynomial completely.-45y2 + 32x2 + 4xy

A. (4x + 5y)(8x - 9y) B. (8x - 5y)(4x + 9y) C. (4x - 5y)(8x + 9y) D. (4x - 9y)(8x - 5y)

Mathematics

Find the slope-intercept form for the line satisfying the conditions.Slope - , passing through (4, 4)

A. y = - x - 
B. y = - x + 
C. y = - x + 
D. y = - x - 

Mathematics

Write the statement using symbols.The difference 35 less 7 equals 28.

A. 35 - 7 = 28
B.  = 5
C. 35 ? 7 = 245
D. 35 + 7 = 42

Mathematics

In which quadrants associated with x is the equation an identity?

Mathematics