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Find x H,I x+12 I,J 16+x H,J 20
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3 votes
Find x

H,I x+12
I,J 16+x
H,J 20

Find x H,I x+12 I,J 16+x H,J 20-example-1
User Pete Mitchell
by
5.3k points

1 Answer

3 votes

Answer:

-4

Explanation:

the diagram tells you that (x+12) + (16+x) = 20.

So...

x+12+16+x = 20

combine like terms.

2x+28 = 20

isolate x by subtracting 28 from both sides

2x = -8

divide by 2 to solve for x

x = -4

User Zac B
by
4.9k points
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