4 years ago

3x-4(x + 1) = 2x-1 I had already done it but I don't know if it is correct, can you help me

1 answer:

5 0

Answer is x=-1
proof/work

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SashulF [63]

Answer:

Recursive

a(1) = 9 ; a(n+1) = 3 * a(n)

Explicit

a(n) = 9 * 3^(n-1)

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3 years ago

Volgvan

I think it's D as an answer but I could be wrong

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3 years ago

Anika [276]

Area of a triangle = (height * base ) / 2

height = (Area * 2) / base
height = (49.5 * 2) / 9
height = 99 / 9
height = 10 cm²

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4 years ago

gtnhenbr [62]

Answer:

r=32/7

Step-by-step explanation:

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3 years ago

JulsSmile [24]

Answer:

(3,4)

Step-by-step explanation:

Start at the point (1,1) then Rise 2, and go to the right 3 which will give you the point (3, 4)

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3 years ago

3x-4(x + 1) = 2x-1 I had already done it but I don't know if it is correct, can you help me​