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matrenka [14]
3 years ago
15

Here is an equation 2x + 9 = -15. What are three different equations that have the same solution as that equation? Show or expla

in how you found them Please
Mathematics
1 answer:
Sliva [168]3 years ago
6 0

To find those equations we can do any multiplication or division of both sides of the equation:

Examples:

2x + 9 = -15              | · 2

4x + 18 = -30

2x + 9 = -15              | · (-1)

-2x - 9 = 15

2x + 9 = -15               | ÷ 2

x + 4.5 = -7.5

There is the same solution: x = -12.

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