Systems of Equations
SAT · Flashcards · Application
SAT · FLASHCARDS
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QUESTION
What is the solution to
y
=
2
x
+
3
y = 2x + 3
y
=
2
x
+
3
and
y
=
−
x
+
1
y = -x + 1
y
=
−
x
+
1
?
QUESTION
Identify the solution for:
2
x
+
3
y
=
6
2x + 3y = 6
2
x
+
3
y
=
6
and
4
x
+
6
y
=
12
4x + 6y = 12
4
x
+
6
y
=
12
.
QUESTION
Find the value of
x
x
x
if
3
x
+
4
y
=
12
3x + 4y = 12
3
x
+
4
y
=
12
and
y
=
0
y = 0
y
=
0
.
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ANSWER
x
=
4
x = 4
x
=
4
. Substitute
y
=
0
y = 0
y
=
0
into first equation:
3
x
=
12
3x = 12
3
x
=
12
.
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