Number operation puzzle
Please substitute such numbers for x so that the indicated numerical operations are correct - first, and the last x must be identical. Thank you.
Example:
x: 2 = x -2
y: 5 = y + 7
z * 4 = z + 6
Example:
x: 2 = x -2
y: 5 = y + 7
z * 4 = z + 6
Final Answer:
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You need to know the following knowledge to solve this word math problem:
algebraarithmeticnumbersGrade of the word problem
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