angelofdeath31019 angelofdeath31019

13-01-2020
Mathematics

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10x - 9y = -7 y = 3 need to find x

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julianchatto julianchatto

13-01-2020

10x-9(3)=-7
10x-27=-7
10x=20
x=2

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bendiamond80 bendiamond80

13-01-2020

The answer is 7 because 7 times 10 is seventy and 9times 7 is 63 and 70-63 is seven so x=7

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