3 years ago

5x + 9 = 10x - 9 How do I solve this?

Mathematics

2 answers:

tester [92]3 years ago

8 0

Step-by-step explanation:

10x-5x=9+9 (switching sides, x at one side and number at other side)

5x=18 (calculate)

x=18/5 (division by 5 on both sides)

hope this will help you ❤️

dangina [55]3 years ago

6 0

5x+9 = 10x-9
Take 5x from both sides
9 = 5x-9
Add 9 to both sides
18 = 5x
Divide by 5
3.6=x

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