Answer:
Subtract 2x to bring it to the other side
Step-by-step explanation:
2x+5y=20
-2x. -2x
5y=-2x+20
Quantify of sand in a bag =



Quantity of sand that escapes in every 10 minutes :-

Quantity of sand that will escape in 20 minutes :-




Quantity of sand that will remain in the sand bag :-






Answer:
It is an imaginary number.
Step-by-step explanation:
In this example, the real number is -2 is being multiplied by the imaginary unit, i, which i can be also expressed as (√-1).
Answer:
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