1 Simplify 6t−t−7 to
5t−7=4t−8
2 Subtract 4t from both sides
5t−7−4t=−8
3 Simplify 5t−7−4t to
t−7=−8
4 Add 7 to both sides
t=−8+7
5 Simplify −8+7 to
[Answer] t=−1
