quaylenbrown32 quaylenbrown32

24-04-2020
Mathematics

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Solve the system by substitution.
y = 8x
y = 10x - 4
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olivia10tan olivia10tan

24-04-2020

Answer:

x=1, y=8

Step-by-step explanation:

Plug y=8x into y=10x-4.

8x=10x-4

Subtract 10x from each side.

-2x=-2

Divide each side by -2.

x=1

Plug x=1 into y=8x.

y=8(1)

y=8

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