\[6x-7=8\]
1
Add 77 to both sides.
6x=8+76x=8+7

2
Simplify  8+78+7  to  1515.
6x=156x=15

3
Divide both sides by 66.
x=156x=\frac{15}{6}

4
Simplify  156\frac{15}{6}  to  52\frac{5}{2}.
x=52x=\frac{5}{2}

Done

Decimal Form: 2.5

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