3 years ago

A-2.5 2a-22.7 a+1.3 21.5 What’s a

Mathematics

1 answer:

rewona [7]3 years ago

8 0

Answer:

2.4

Step-by-step explanation:

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3 years ago

1 2/3 - 3/5 as fraction

densk [106]

Answer:

1 1/15 or 16/15

Step-by-step explanation:

Find the common denominator.

25/15 - 9/15 = 16/15

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3 years ago

What are a) the ratio of the perimeters and b) the ratio of the areas of the larger figure to the smaller figure? The figures ar

Sergeeva-Olga [200]

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Step-by-step explanation:

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3 years ago

What is the decimal equivalent of 7 4/5?

motikmotik

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3 years ago

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Which rational number must be added to3\7to get -3\4 ?

VladimirAG [237]

$\frac{3}{7}+x=-\frac{3}{4}\\\\\frac{3}{7}(\frac{4}{4})+x=-\frac{3}{4}(\frac{7}{7})\\\\\frac{12}{28}+x=-\frac{21}{28}\\\\x=-\frac{21}{28}-\frac{12}{28}\\\\x=-\frac{33}{28}=1\ \frac{5}{28}$

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3 years ago