Answer:
-3.5
Step-by-step explanation:
i just worked it out
Answer: x=1
7. 81
8. 6t³-27t²+2t-9
0
1667
9. -14y/\4+21y²+63y
10. 6x-1
Answer: x = 3
x + 9 = 12
x = 12 - 9
x = 3
a i think give me brainliest. good day.
