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On the set of axes, solve the following system of inequalities graphically. Label the solution set S. 2x + 3y < -3 y - 4x ≥ 2
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On the set of axes, solve the following system of inequalities graphically. Label the solution set S. 2x + 3y < -3 y - 4x ≥ 2
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Feb 14, 2016
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On the set of axes, solve the following system of inequalities graphically.
Label the solution set S.
2x + 3y < -3
y - 4x ≥ 2
Mathematics
high-school
InvisiblePanda
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2x + 3y < -3 ⇒ 2x + 3y = -3 ⇒ 2x + 3y = -3
-4x + y ≥ 2 ⇒ -4x + y = 2 ⇒
-12x + 3y = 6
-14x
=
-9
-14 -14
x = ⁹/₁₄
2x + 3y = -3
2(⁹/₁₄) + 3y = -3
1²/₇ + 3y = -3
- 1²/₇ - 1²/₇
3y
=
-4²/₇
3 3
y = -1³/₇
The solution set is {(⁹/₁₄, -1³/₇)}.
Kinokijuf
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Feb 20, 2016
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Kinokijuf
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