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tankabanditka [31]
3 years ago
13

I need help with 13 please it’s due tomorrow

Mathematics
1 answer:
Yuliya22 [10]3 years ago
7 0

the step by step instructions r in the pics

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Solve the simultaneous equations<br>8x – 3y = 30<br>3x + y = 7​
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Solve for y in 3x+7=y

y=7−3x

Substitute y=7−3x

y=7−3x into 8x−3y=30

8x−3y=30.

17x−21=30

Solve for x

x in 17x−21=30

17x−21=30.

X=3

Substitute x=3 into y=7−3x

y=-2

Therefore,

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Question 1(Multiple Choice Worth 4 points)
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1) 5
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