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10x + 10y = −10 9x + 10y = −18
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5 votes
10x + 10y = −10
9x + 10y = −18

User Janman
by
4.8k points

2 Answers

5 votes

Answer:

(8,-9)

Explanation:

User Fred Yang
by
3.8k points
4 votes

Answer:

Explanation:

10x+10y=-10

9x+10y=18

= 10x+10y=-10

-9x-10y=18

= x=8

step two is to find y:

10x+10y=-10

10(8)+10y=-10

80+10y=-10

10y=-90

y=-9

your answer:

(x,y)= (8,-9)

User Jihed Amine
by
4.1k points
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