Which expressions are equivalent to - 6Z + (-5.5) + 2.5z + 5y - 3.5?

Select all that apply.

A. - 3.5z + 5y-9

B. - 9 + 5y + (-3.52)

OC. - 9 + 5y + 3.52

OD. 5y + (-3.5z) - 5.5

E. 5y-9-3.52

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If k, m, and t are positive integers and k + m = t, do t and 12 have a common factor 6 4 12 greater than 1?

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4:9 and 32: x x = 32 x = 54 x = 72 x = 24

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Find intercepts of: 2x^2+2y^2-12x+8y-24=0