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Can someone help me with this one question pls i will give 50 points

Can someone help me with this one question pls i will give 50 points-example-1
User Ronnefeldt
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2 Answers

5 votes

Answer:

Inequality notation: [7, ∞)

Number Line:

7 (closed dot), point towards positive infinity.

Explanation:

-27 > -4x - 7 and -35 ≥ -4x - 7

+7 +7 +7 +7

------------------ ------------------

-20 > -4x -28 ≥ -4x

÷-4 ÷-4 ÷-4 ÷-4

--------------- ---------------

5 < x 7 ≤ x or x ≥ 7

Inequality notation includes the numbers that are included or the"≥" symbol.

Number line:

--------->

<------------------------------|------------>

7

I hope this helps!

1 vote

Answer:


x \geq 7

Explanation:

First inequality


-27 > -4x - 7\\\to 4x > 20\\\to x > 5

Second inequality


-35 \geq -4x - 7\\\to 4x \geq 28\\\to x \geq 7

We are given that x is greater than 5 and greater or equal to 7.
We can summarize this down to
x \geq 7

Can someone help me with this one question pls i will give 50 points-example-1
User TimothyP
by
7.1k points

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