Question

Find the value of d in:
3(d-2)/9+5=7

Answer 1

Answer:

d=4

Step-by-step explanation:

3(d-2)/9=7-5

3(d-2)/9=2

3(d-2)=18

3d-6=18

3d=12

d=4

Answer 2

Answer:3(d-2)/14=7

Lcm=14

Cross multiply

3 (d-2)=14×7

3d-6=98

COLLECT LIKE TERMS

3d=98+6

3d=104

DIVIDE BOTH SIDES BY 3

3d/3=104/3

d=34.6666666667

Step-by-step explanation: