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Mathematics, 29.12.2020 02:20 Cocco

Which equation shows a correct evaluation of (mn)(4)? m(x) = 4x-5
n(x) = 2x + 11
A.
(mn)(4) = 8(4) - 55
B.
(mn)(4) = 8(4)2 + 34(4) - 55
C.
(mn)(4) = 8(4)2 - 55
D.
(mn)(4) = 8(4)2 - 6(4) - 55

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Which equation shows a correct evaluation of (mn)(4)? m(x) = 4x-5
n(x) = 2x + 11
A.
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