Question
Asked Nov 21, 2019
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Solve the following system by the substitution method.
=x2- 64
-3y x-8
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Solve the following system by the substitution method. =x2- 64 -3y x-8

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Expert Answer

Step 1

Given system of equations is

y2x264
-3y x-8
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y2x264 -3y x-8

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Step 2

These equations can be written as 

y (x-8)(x+8)1)
x 8-3y.(2)
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y (x-8)(x+8)1) x 8-3y.(2)

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Step 3

By substituting value of x in equat...

y2-3y (16-3y)
y2+3y(16-3y) 0
y(y+48-9y)0
y (48-8y
0
y 0,6
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y2-3y (16-3y) y2+3y(16-3y) 0 y(y+48-9y)0 y (48-8y 0 y 0,6

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Tagged in

Math

Algebra

Equations and In-equations