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01-03-2017
Mathematics

contestada

(1).Factor the expression: 15n- 18
A:15n-18
B:3(5n-6)
C:5(3n-13)
D:3(5n-18)

(2).solve for x: -2.3(x-1.2) = -9.66
A:3.2
B:9.7
C:11.6

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Аноним Аноним

01-03-2017

(1).Factor the expression: 15n- 18
answer
B:3(5n-6)

(2).solve for x:
-2.3(x-1.2) = -9.66
-2.3x +2.76 = -9.66
-2.3x = -9.66 - 2.76
-2.3x = -12.42
x = 5.4

answer is x = 5.4

I don't see any answer above matched.

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