write the following statement as linear equation in two variables
the cost of 2 mangoes and 3 apple is 50 rs
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An electrolyte is a substance that produces an electrically conducting solution when dissolved in a polar solvent, such as water. The dissolved electrolyte separates into cations and anions, which disperse uniformly through the solvent.
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hope it helps you
Step-by-step explanation:
x=3y, where x= cost of a pen and y= cost of a pencil.
Let the cost of a pen be x and the cost of a pencil be y
According to the statement, cost of a pen is thrice the cost of a pencil
⇒x=3y
⇒x−3y=0 which is a linear equation in two variables
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