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Anna71 [15]
3 years ago
8

How can you add decimals without a place-value chart to make sure you are adding

Mathematics
1 answer:
Semmy [17]3 years ago
6 0

Answer:

You can make sure that you align the decimal dots together.

Step-by-step explanation:

34.5

24.650

You can see that the decimal dot is aligned.

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The sweet sweet shop charges $8.45 for a pound of chocolate covered almonds. If Britain buys 1.5 pounds of the almonds, how much
choli [55]

Answer:

$12.68

Step-by-step explanation:

Multiply the price of one pound by the amount of pounds you're buying,

8.45 x 1.5

= 12.675

Round up

= 12.68

5 0
3 years ago
Please help on this math problem
Arte-miy333 [17]

Answer:

1680 in^3

Step-by-step explanation:

SO you got the triangle

24*10=240

240/2=120

now we just need to find the area

There is a formula but I think this is easier

So theres a rectangle with a length of 14

So if you think of the triangle as the base, you just need 14 triangles stacked up to make up the volume

So 120*14=1680

So the volume is 1680

6 0
3 years ago
16x² +8-7x-3x2 - 13x
liq [111]

Answer:

13x^{2}-20x+8

Step-by-step explanation:

Step 1: rearrange the equation

16x^2 - 3x^2 - 7x - 13x +8

Step 2: solve the equation

16x^2 - 3x^2 = 13x^2

-7x - 13x = -20x

(the +8 will stay the same)

so when we put it all together it gives us

13x^2 - 20x + 8

5 0
3 years ago
Devon had a length of rope that was 4.78 meters long. He cut a 1.45 meter length from it. How much rope does he have left
Inessa [10]
The answer would be 3.33 meters.
4 0
3 years ago
Read 2 more answers
Question
nika2105 [10]

Answer:

y = -1

Step-by-step explanation:

(y+1)/(x-8) = (-1+1)/(-2-8)

(y+1)/(x-8) = 0

y+1 =0

y= -1

8 0
3 years ago
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