This due in 20 min please help me i will give brainliest 1: Hayden ears $9.50 per hour as a lifeward. he earns a bonus of 50.00 for taking a training course. how many hours must he work to earn at least 300.00?
2: russell want to buy three ties and a belt and must spend no more than 80.00. the belt cost 28.50 if they three ties are the same price, then how much can he pay for each tie?

1. 26.3 hrs

2.$17.6

Step-by-step explanation:

1. Subtract 50 from 300. Then divide 250 by $9.50.

2. Subtract 28.50 from 80. Then divide 51.50 by 3.

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or