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Mathematics, 05.02.2020 12:59 isabellemdeakin

5x + 10y = 18
x = y - 6
which of the following equations is the result of substituting y - 6 in for x in the first equation?

a)5x + 10y - 6 = 18
b)5y - 6 + 10y = 18
c)5y - 30 + 10y = 18

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5x + 10y = 18
x = y - 6
which of the following equations is the result of substituting y...
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