Mathematics: Solve for the systems of equation. y=x^2-8 4x+y=-8 which method is better, elimination or substitution ? show work!

Solve for the systems of equation. y=x^2-8 4x+y=-8

Ответ:

atran6955

17.01.2022

Let's solve for x.
4x+y=−8
Step 1: Add -y to both sides.
4x+y+−y=−8+−y
4x=−y−8
Step 2: Divide both sides by 4.
4x/4=−y−8/4
x=−1/4y−2

x=−1/4y−2

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Ответ:

peytonbrien2002

08.01.2020

Mathematics

The y intercept is where the graph crosses the y axis so it is (0,3)
The y intercept is the initial fee

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Solve for the systems of equation.
y=x^2-8
4x+y=-8

which method is better, elimination or substitution ?
show work!

Ответ:

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