4 (negative one-half x + 7) + 5 x = 15
1 answer:
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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Step-by-step explanation:
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Step-by-step explanation:
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Magnitude
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Direction
theta
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= atan(5/12)
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