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How do you solve 10x-7y equals -6 5x plus 7y equals 81 in an order pair?
Updated: 12/20/2022
Wiki User
∙ 12y agoBest Answer
10x-7y = -6
5x+7y = 81
Add both equations to eliminate y:
15x = 75
Divide both sides by 15 to find the value of x:
x = 5
Substitute the value of x into the original equations to find the value of y:
Therefore: x = 5 and y = 8
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∙ 12y agoThis answer is:
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