Nikhil paid $14.50 for lunch. If tax is 7% and he has a 15% off coupon, what is the final cost for Nikhil's lunch?

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

∆red ≅ ∆ by rule will give brainiest if possible

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"