X-y=6 and x=y-2; solve by substitution
2 answers:
Answer: No Solution
Step-by-step explanation: You plug in x=y-2 into x-y=6. So the problem would be rearranged into (y-2)-y=6. When done correctly the y's cancel out making it a no solution.
The solution is
x
=
4
,
y
=
2
Explanation:
x
+
y
=
6
....equation
1
x
−
y
=
2
.......equation
2
Solving by elimination.
Adding equations
1
and
2
x
+
y
=
6
x
−
y
=
2
2
x
=
8
x
=
4
Finding
y
by substituting
x
in equation
1
x
+
y
=
6
y
=
6
−
x
y
=
6
−
4
y
=
2Step-by-step explanation:
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