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mylen [45]
3 years ago
8

Elena solved the equation 2(x – 9) = 10 In the following way. What mistake did she make?

Mathematics
2 answers:
dmitriy555 [2]3 years ago
7 0
She subtracted instead of adding.
2x-18=10
You add 18 to both sides
So it would be 2x=28
Then you divide 2 on both sides so x=14
bezimeni [28]3 years ago
4 0

Answer: Subtract 18 on both sides is wrong. Its supposed to be add 18 on both sides.

Step-by-step explanation:

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