(vi) 5(x + 3) = 3y,
2x - y=- 2
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Answered by
0
Step-by-step explanation:
Step 1) Because the second equation is already solved for
y
we can substitute
x
−
5
for
y
in the first equation and solve for
x
:
3
(
x
−
5
)
=
−
2
x
3
x
−
15
=
−
2
x
3
x
−
15
+
15
+
2
x
=
−
2
x
+
15
+
2
x
3
x
−
0
+
2
x
=
0
+
15
5
x
=
15
5
x
5
=
15
5
x
=
3
Step 2) Substitute
3
for
x
in the second equation and calculate
y
:
y
=
3
−
5
y
=
−
2
Answered by
0
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