Lexymgufftha6sa Lexymgufftha6sa

29-07-2016
Mathematics

Answered

10x - 10y = 1 x = y - 3 solve the system of equations by substitution. a. (-29/20, 31/20) b. (1/2, 2/5) c. no solution d. coincident

Verified Answer :

mitamsarah mitamsarah

29-07-2016

First you'd substitute x= y-3 in the first equation.

10(y-3) -10y= 1

10y - 30 -10y= 1

The y's cancel each other out, so you're left with -30= 1. That means there's no solution :)

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