3 years ago

What is the answer to 13a - 8a + 9b - 4b

Mathematics

1 answer:

ioda3 years ago

3 0

Answer:

Step-by-step explanation:

$13a-8a+9b-4b\\\mathrm{Add\:similar\:elements:}\:13a-8a=5a\\=5a+9b-4b\\\mathrm{Add\:similar\:elements:}\:9b-4b=5b\\=5a+5b$

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Which one is greater??

Andrew [12]

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2 years ago

Simplify the expression.<br> - (m<br> m + 3n - 13)

natulia [17]

Answer:

$= - {m}^{2} - 3n + 13$

Step-by-step explanation:

$- (m \times m + 3n - 13)$

$m \times m = {m}^{1} \times m$

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$- ( {m}^{2} + 3n - 13)$

$= - {m}^{2} - 3n + 13$

7 0

2 years ago

Can anyone solve and or help me with this?

Ad libitum [116K]

18 = 2x + 4

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answer

first line: 1st box: 18 and 2nd box: 4

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3 years ago

What is 4/9 closest to 0,1/2 or 1

topjm [15]

Answer:

1/2

Step-by-step explanation:

4/9 is equal to 4.444 repeating so that would be closest to 1/2

4 0

2 years ago

Read 2 more answers

It took max 5 min to type 410 words. How many words per min does max type?

aalyn [17]

Answer:

82 words per min

Step-by-step explanation:

all you have to do is divide 410 by 5 (410/5)

410/5 = 82

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3 years ago