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13-11-2020
Mathematics

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solve for x for questions 3 & 4

solve for x for questions 3 amp 4 class=

Respuesta :

13-11-2020

Answer:

3) 6

4) 8

Step-by-step explanation:

3)

20x=120

20x/20=120/20

x=6

4)

10x+5=85

10x+5-5=85-5

10x=80

10x/10=80/10

x=8

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