3 years ago

4 (negative one-half x + 7) + 5 x = 15

Mathematics

1 answer:

Ronch [10]3 years ago

4 0

Answer:

Step 3 is incorrect

Step-by-step explanation:

4(-1/2x + 7) + 5x = 15

-2x + 28 + 5x = 15

3x + 28 = 15

3x + 28 - 28 = 15 - 28

3x = -13

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