Stephanie ordered the cheese omelet, a coffee, and a side of toast. How much does she owe, not including tax

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Combine like terms to make a simpler expression 3z+z

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.