Respuesta :

trinityy30
1.) 4x+9=25 Answer: x=4
2.) 5x+12=62 Answer: x=10
3.) 6x-20=22 Answer: x=7
4.) 2x+9=21 Answer: x=9
5.)4x-25=11 Answer: x=6
6.) 9x-40=5 Answer: x=5
7.) 8x+13=45 Answer: x=4
8.) 10x+35=85 Answer: x=5
9.) 3x-7=20 Answer: x=9
The First one is x=4

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