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If 9x+10y=2 and -8x-6y=-10 are true equations, what would be the value of x + 4y?
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If 9x+10y=2 and -8x-6y=-10 are true equations, what would be the value of x + 4y?

If 9x+10y=2 and -8x-6y=-10 are true equations, what would be the value of x + 4y?-example-1
User Voyager
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use elimination method to get -8
If 9x+10y=2 and -8x-6y=-10 are true equations, what would be the value of x + 4y?-example-1
User Dawid Laszuk
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