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Arte-miy333 [17]
2 years ago
7

Lily’s work for solving the following equation is shown.

Mathematics
1 answer:
klasskru [66]2 years ago
7 0

Answer:

When takiing the 2a to the other side she forgot to change sign:

8(−a+4)=−6a−8+8a

−8a+32=2a−8

−10a=−40

a = 4

The answer is C

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Write the number 3.8 in the form a/b using integers
Juliette [100K]

Answer:

3.8 = 38/10

Step-by-step explanation:

The given number = 3.8

We have to write 3.8 in fraction form a/b

Here we have 1 digit after the decimal. To get rid off the decimal number, we need to multiply both the numerator and the denominator by 10 since we have to 1 digit after the decimal.

\frac{3.8 *10}{10}

= 38/10

Therefore, the answer is 3.8 = 38/10

Thank you.

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3 years ago
What is 0.09 times 64?
erma4kov [3.2K]

Answer: 5.76

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0.09 x 64 implies 0.09 in 64 places

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3 years ago
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Lenox ironed 1/4 of the shirts over the weekend. She plans to split the remainder of the work equally over the next 5 evenings.
MrMuchimi

3/20, or 0.15 of the shirts each evening


1 - 1/4 = 3/4

(3/4) / 5 = (3/4) / (5/1) = (3/4) x (1/5) = 3/20 = 0.15


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3 years ago
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Which pair of equations represents two perpendicular lines? <br>answers shown in picture. ​
kolezko [41]

Answer:

y =1/2x+6

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1/5 *5 = 1  not perpendicular

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