Which ordered pair is a solution of the equation? x+7y=17
Answers
Answered by
0
Answer:
Explanation:
To solve the system of equations you can use several methods.
In this case I would choose elimination of the
y
terms.
...
...
...
...
.
.
5
x
−
2
y
=
3
A
...
...
...
...
.
.
3
x
+
4
y
=
7
B
A
×
2
:
10
x
−
4
y
=
6
C
B
+
C
:
13
x
=
13
...
...
...
...
...
...
x
=
1
Now that you know the value for
x
, substitute to find a value for
y
3
(
1
)
+
4
y
=
7
3
+
4
y
=
7
4
y
=
4
y
=
1
The solution is
x
=
1
and
y
=
1
As an ordered pair it is
(
1
,
1
)
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