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Is anyone good at elimination method? I will give 10 points to the person that answer the question. :) Jill wants to solve the following system using the elimination method: y =…
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Is anyone good at elimination method? I will give 10 points to the person that answer the question. :) Jill wants to solve the following system using the elimination method: y =…
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Sep 26, 2016
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Is anyone good at elimination method? I will give 10 points to the person that answer the question. :)
Jill wants to solve the following system using the elimination method:
y = x + 8
y = 3x − 11
What number should the equation y = x + 8 be multiplied by to eliminate x?
Mathematics
middle-school
Be Chiller Too
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Be Chiller Too
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-3!
-3y=-3x-24
y=3x-11
-2y=-35
y=17.5
ViniH
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Sep 26, 2016
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ViniH
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To eliminate x, the coefficients of x's in both equations should be opposite numbers. Since the coefficient of x in the second equation is 3, the coefficient in the first equation should be -3. So she should
multiply the first equation by -3
.
Christopher Tarquini
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Oct 1, 2016
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Christopher Tarquini
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