The water level in a lake changed by -28 centimeters in 7 days. The water level changed by the same amount each day. How much di
d the water level change each day?
1 answer:
Answer:
in 7 days level of water changed in lake= -28
the water level change each day= -28/7= -4cm
Step-by-step explanation:
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Explanation is in a file
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4 [x+(-3)] = 4x + 7
distribute 4
4x - 12 = 4x + 7
subtract 4x
-12 = 7
no solution
Answer:
= -3
Step-by-step explanation:
Do you mean a number line?
If yes then it's 3.5.
I gave it my best try, I hope it helps
Since 1 cm = 10 mm
Then 4 cm = 40 mm
