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irakobra [83]
2 years ago
9

What is 1.8 added 8 times? (IF YOU CAN PLS DO IT IN EXPLANATION) and this is about decimals and pls do it in grade five type, bc

I won't be able to understand anything too big for me, example: (e^(4^(2)
Thank you
Mathematics
1 answer:
Salsk061 [2.6K]2 years ago
8 0

Answer:

14.4

Step-by-step explanation:

1.8 added 8 times = 1.8 * 8

1.8 * 8

use distributive property

1.8 = 1 + 0.8

1.8 * 8 = (1+0.8) * 8

          = 1*8 + 0.8*8

anything multiplied by 1 equals itself

1*8 + 0.8*8 = 8 + 0.8 * 8

0.8 = 8/10

0.8 * 8 = (8/10) * 8

           = 64/10

            = 6.4

8 + 0.8 * 8 = 8 + 6.4 = 14.4 as our answer

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How to multiply 18 3/8 x 1/4
user100 [1]
Decimal Form: 
4.59375<span> 
</span>
Exact Form:     
<span>147/32</span><span> 

</span>Mixed Number Form: <span>4 19/32</span>
4 0
3 years ago
The total length of wires a b and c is 445 cm wire a is 45 cm longer then wire b and wire b is half as long as wire c how long i
Oksana_A [137]

Answer:

a = 145\ cm

Step-by-step explanation:

Given

a + b + c = 445

a = 45 + b

b = \frac{1}{2}c

Required

Determine the length of a

Solve for c in b = \frac{1}{2}c

2 * b = \frac{1}{2}c * 2

2b  = c

c = 2b

Substitute c = 2b and a = 45 + b in a + b + c = 445

a + b + c = 445

45 + b + b + 2b = 445

45 + 4b = 445

Solve for 4b

4b = 445 - 45

4b = 400

Solve for b

b = 400/4

b = 100

Recall that: a = 45 + b

a=45+100

a = 145\ cm

6 0
4 years ago
A rabbit’s population starts from 2 and doubles every week, how many rabbits will there be in 2
katen-ka-za [31]
14 because you started with 2 and you have 7 weeks in a month. So 2*7=14


6 0
3 years ago
URGENT! A ball gets hit upwards from a height of 5ft and an initial velocity of 200f/s. When does the ball hit the ground to the
Vinil7 [7]

Answer:

The equation for the object's height s at time t seconds after launch is s(t) = –4.9t2 + 19.6t + 58.8, where s is in meters. When does the object strike the ground.

Step-by-step explanation:

5 0
3 years ago
Jack was 8 years older than pricillla. Together their ages totaled 166. what are their ages
mylen [45]
The answer is 58 I think 166-8= 158
4 0
3 years ago
Read 2 more answers
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