3x + 0.5y + 10z =100. Find X Y Z
1 answer:
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Answer:
C. {2.4, 4.8, 6.3, 8.8}
Step-by-step explanation:
You only need to find the first domain value to make the appropriate answer selection.
14.1 = 7x -2.7
16.8 = 7x . . . . . . add 2.7
2.4 = x . . . . . . . . divide by 7
The appropriate choice is ...
C. {2.4, 4.8, 6.3, 8.8}
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In the attachment, we have applied the same "solve for x" steps to each of the range values, confirming our answer choice.
