Answer: The answer is 750 cm
Step-by-step explanation:
y = kx, where k is a real constant.
When y = 12, x = 5.
=> (12) = (5)k, k = 2.4.
Therefore when y = 30,
x = y/k = (30)/(2.4) = 12.5.
The answer is 12.5.
Answer:
6
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Answer:
x = -1
Step-by-step explanation:
2x + 5x = -7
7x = -7
x = -1
