MaMariah MaMariah

29-08-2016
Mathematics

Answered

Solve the system of equations by substitution.

X=-4y

X+5y=2

Verified Answer :

ScarlettJaden ScarlettJaden

29-08-2016

x= -4y let this be equation 1
x+5y=2 let this be equation 2

substitute equation 1 in 2

-4y + 5y = 2

y=2

substitute the value of y in equation 1

x= -4y
x= -4(2)
x= -8

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