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faust18 [17]
3 years ago
7

Write 745,000 in scientific notation

Mathematics
1 answer:
jolli1 [7]3 years ago
3 0
7\underbrace{45,000}_{\leftarrow5}=7.45000\times10^5=7.45\times10^5
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Twice a number decreased by 22 is 48. What is the number?
klemol [59]

Answer:

Given - Twice a no. decrease by 22 is 48

To find - The no.

Solution -

Let the no. be X

According to the question, equation made is -

2x - 22 = 48

2x = 48 + 22

2x = 70

x = 70/2

X= 35

Verification -

35 ×2 - 22 = 48

70 - 22 = 48

48= 48

LHS = RHS

hence proved

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