salvadorperez26
29.12.2019 •
Mathematics
The pair of variables x=–3, y=8 is the solution to the equation 5x+by=17. find the coefficient b.
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Ответ:
Step-by-step explanation:
I think I have helped you before with this problem, substitute x and y with -3 and 8 respectively, so 5*(-3)+8b=17, -15+8b=17, 8b=32, divide both sides by 8 and you get b=4
Ответ: