What Are the Common Challenges in Problem Solving?

[beachbabe0191]

I need help with the following attachment
if possible, i need an answer by tomorrow (10/7) evening

Thanks!

 

[Integral]

Note that we have a homework help forum, I have moved this post there.

Also you should be aware that we require that you show us some effort. How did you get the number for the 2nd part, show us your work.

For the first question, multiply through on the Left hand side, then gather on the same side of the equation all terms involving M₁. Now factor and complete the problem.