Use the substitution method to solve the system of equations.
y=9x
x+2y=17
2 answers:
X + 2(9x) = 17
X + 18X = 17
19X = 17
X=17/19
x+2(9x)=17
x +18x =17
19x=17
19x/19 =17/19
x=17/19
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