Solve the following pair of linear equations by the elimination method. 9x − 4y = 20, 7x − 3y = 20
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Answer:
multiply 1 by 3 and 2 by 4
9x - 12y = 20
7x + 12y = 20 ( subtraction)
now you are intelligent yourself ☺️
Step-by-step explanation:
thank you
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