please help me to get 100 points and i will make you Brainiest if your answer will be correct. please give write answers.
Attachments:
Answers
Answered by
0
Answer:
11:- 3 12:- 11
Step-by-step explanation:
5a-7=8-10a
5a-10a=8+7
5a=15
a=15\5
a=3
__________
6×10×b=660
60×b=660
b=660\60
b=11
Similar questions