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The answer is (2,-6) but I need help with the steps with understandable steps in order Which ordered pair is the solution to the system of equations? {x=1/2y+5 2x+3y=−14 (8, 9) (−1, −12) (18, 14) (2, −6)
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Feb 1, 2019
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The answer is (2,-6) but I need help with the steps with understandable steps in order
Which ordered pair is the solution to the system of equations?
{x=1/2y+5
2x+3y=−14
(8, 9)
(−1, −12)
(18, 14)
(2, −6)
Mathematics
high-school
Tomwesolowski
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x=½y+5. given
2x+3y=-14. given
2(½y+5)+3y==-14. substitution
y+10+3y=-14 distribution
4y=-24. simplification
y=-6. simplification
2x+3y=-14. given
2x+3(-6)=-14. substitution
2x-18=-14. simplification
2x=4. simplification
x=2. simplification
answer is (2, -6)
Akhil Paul
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Feb 8, 2019
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Akhil Paul
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