3 years ago

I lost my calculator and i really need the answer to this 2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20 please help

1 answer:

dalvyx [7]3 years ago

4 0

Answer:

209

Step-by-step explanation:

If you meant to put a 1 before the 2 then it's 210

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bogdanovich [222]

You would solve using elimination.
y=1
x=-1

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3 years ago

coldgirl [10]

1st
0.3/100*15000
=45
2nd
40/200*100
=20
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Andrew [12]

Answer:

-4

-4 and so on

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3 years ago

LenKa [72]

Answer:

33.3333% decrease

Step-by-step explanation:

Percent change formula: $\frac{(x-y)}{|y|} *100$ , where x is the new value and y is the starting value.

Plug in values and solve:

$\frac{20-30}{30} *100\\\frac{-10}{30} *100\\-0.3333*100\\$

-33.3333% change, or a 33.3333% decrease.

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3 years ago

Arlecino [84]

I dont know thats a hard one

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3 years ago