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