Answer:
30
Step-by-step explanation:
Answer:

Step-by-step explanation:

Expanding brackets.

Adding 2m and 6 to both sides.

Combining like terms.

Dividing both sides by 14.

I'm guessing you mean (6/7)x+(1/2)=7/8
Subtract 1/2 (also 4/8) from both sides: (6/7)x=3/8
Divide both sides by 6/7: x=21/48=7/16
So x is 7/16
Hope this helped!