Help ASAP I’ll give brainliest how do u find this out or how do u think we could find this out

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Identify the slope an intercept of the following linear equation y = 1/5x - 6 a. slope: 1/5; intercept: -6 b. slope: 5; intercept: -6 c. slope: -1/5; intercept: 6 d. slope: 1/5; intercept: 6