Systems of Equations
ACT Math · Flashcards
ACT MATH · FLASHCARDS
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QUESTION
Identify the solution of
x
+
y
=
6
x + y = 6
x
+
y
=
6
and
x
−
y
=
2
x - y = 2
x
−
y
=
2
.
QUESTION
Determine the solution to
x
+
2
y
=
5
x + 2y = 5
x
+
2
y
=
5
and
3
x
−
y
=
4
3x - y = 4
3
x
−
y
=
4
.
QUESTION
Identify the solution to the system:
{
4
x
−
2
y
=
10
2
x
−
y
=
5
\begin{cases} 4x - 2y = 10 \\ 2x - y = 5 \end{cases}
{
4
x
−
2
y
=
10
2
x
−
y
=
5
.
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ANSWER
Infinitely many solutions. Second equation is half the first, creating identical lines.
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