Respuesta :

Answer:

1. 59
2. 13
3. 17

Step-by-step explanation:

for 1, substitute the x for 9 then multiply then subtract 4

7x-4

7(9)-4

63-4

59

for 2, substitute both of the d's for 4 hen multiply and subtract with the 4's

3d + (5-d)

3(4) + (5 - 4)

12 + 1

13

for 3, substitute g for 6 and then start off by dividing and multiplying

8 + 2g - g/2

8 + 2(6) - 6/2

8 + 12 -3

20-3

17

hope this helps in a way :)

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