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rosijanka [135]

2 years ago

13

Literally help , I think it’s segment addition/ subtraction ?

1 answer:

suter [353]2 years ago

3 0

Answer:

9

Step-by-step explanation:

4x-7+3x=5x+1

7x-7=5x-1

7x=5x+8

2x=8

x=4

4(4)-7=?

16-7=9

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