Question

5x+7y=50
7x+5y=46
By eleminatio. Please

Answer 1

Answer:

now the answer is x=3 and y=5

Explanation:

5x+7y=50 ×7 -1 = 35x+49y=350

7x+5y=46 ×5 -2 = 35x+25y=230

- - -

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24y=120

y=120

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24

y=5.

put y=5 in 1 equation.

5x+7(5) =50

5x=50-35

x=15

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5

x=3