Tim spent half of his my allowance going to the movies. He washed the family car and earned 6 dollars. What was his weekly allowance if he ended with 17 dollars?

How to do this , and can some one explain

Can someone me do math because i am having a breakdown rn because i don’t get it

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.