Can someone please show their work for 4m-5(3m+10)=126

Identify whether the figure has plane symmetry, symmetry about an axis, or neither.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?