Answer:
discount=MP-SP
=Rs420-Rs405
=Rs15
Step-by-step explanation:
Answer:
X = 2(3x + 4)
the rest i dont know sorry D:
89.25 is the original price first i did 75÷100=0.75×51=38.25+51=89.25 is the correct answer.
Answer:

Substituting Equation 2 into equation 1

Substitute the value of y into Equation 2

Therefore x=-8, y=-2
Step-by-step explanation:
Have a nice day :)