a construction company buys a certain number of boxes of nails depending on how many houses they plan to build in the year they have five boxes left over from the previous year and predict that this year they will need three boxes per house write an equation where y represents the number of boxes they need to purchase and x number of houses they plan to build

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

493 would be the correct answer

step-by-step explanation:

kayla would of sent 8

step-by-step explanation: