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13x+2y=1 5x−2y=−19 x= y=
92.8k views
1 vote
13x+2y=1
5x−2y=−19
x=
y=

User Fuzzygoat
by
7.8k points

2 Answers

2 votes

Answer:

X=-1 Y=7

Explanation:

Got it right on khan

User Mr Goobri
by
8.2k points
3 votes

+\underline{\left\{\begin{array}{ccc}13x+2y=1\\5x-2y=-19\end{array}\right}\ \ \ |\text{add both sides of equations}\\.\ \ \ \ \ 18x=-18\ \ \ \ |:18\\.\ \ \ \ \ \ x=-1\\\\\text{substitute the value of x to the first equation}\\\\13(-1)+2y=1\\-13+2y=1\ \ \ \ |+13\\2y=14\ \ \ \ |:2\\y=7\\\\\text{Answer:}\ \left \{ {{x=-1} \atop {y=7}} \right.
User Clx
by
8.5k points
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