3 years ago

Which represents the solution set of the inequality 5x-9 less than or equal to 21

Mathematics

2 answers:

vredina [299]3 years ago

4 0

Answer:

Add 9 to both sides

5x is less than or equal to 30

Divide 5 on both sides

*the sign did not change because a negative number was not multiplied on both sides

x is less than or equal to 6

The last option would be your answer.

elena-14-01-66 [18.8K]3 years ago

3 0

Answer:

x ≤ 6

Step-by-step explanation:

5x - 9 ≤ 21

Step 1. Add 9 to both sides

5x ≤ 30

Step 2. Divide it all by 5

x ≤ 6

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ABC is a dilation image of DEF. What is the scale factor?

GrogVix [38]

The complete question in the attached figure

we know that
length side AB=8 units
length side DE=4 units

[ABC]=[DEF]*[scale factor]
then
[scale factor ]=[ABC]/[DEF]---------> 8/4--------> 2

the answer is
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