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podryga [215]
2 years ago
8

What is 8r-(5r+4) ≥-31

Mathematics
1 answer:
lesantik [10]2 years ago
5 0

Answer:

r ≥ -9

Step-by-step explanation:

8r-(5r+4)\geq -31\\8r-5r-4 \geq -31\\3r - 4 \geq -31\\3r \geq -27\\r \geq -9

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Soloha48 [4]

The missing number in the boxes using the concept of perfect square are;

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2) 7 and 2

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<h3>How to interpret perfect squares?</h3>

A perfect square is defined as a number that is the square of a whole number. For example, 36 is a perfect square being the square of 6. Other perfect squares that are between 0 and 1000 are 1, 4, 9, 16, 25, 3649, 64, e.t.c

1st box: We see it as;

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Using the concept of perfect squares and the pattern given, we can say that the missing number is 4

2nd box: 14 * __ * ___

Using the concept of perfect squares and the pattern given, we can say that the missing numbers are respectively 7 and 2

3rd box: 2 * 8 * ___

Using the concept of perfect squares and the pattern given, we can say that the missing number is 4

4th box: __ * 3 * _____

Using the concept of perfect squares and the pattern given, we can say that the missing numbers are respectively 3 and 9

5th: 3 * ____

Using the concept of perfect squares and the pattern given, we can say that the missing number is 3

Read more about perfect squares at; brainly.com/question/3617398

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1 year ago
2 2/3 - 1 1/2 - 4/5<br> what does it equal
marishachu [46]

Answer:

11/30

Step-by-step explanation:

Do you need an explanation?

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