adelarivera122006 adelarivera122006

11-02-2021
Mathematics

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bakersammy064 bakersammy064

11-02-2021

Answer:

Step-by-step explanation:

29 5x+8+x+4=90

6x=78

x=13

30 3x-7+11x-1=90

14x=98

x=7

31 3x+x+8=180

4x=172

x=43

32 6x-1+5x-17=180

11x=198

x=18

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