Why could I write 10 + 10 + 8 + 8 as (10*2) + (8*2)? answer 1 Because adding a number together twice is the same thing as multiplying the number by 2.

answer 2 Because 2 is a factor of both 10 and 8

Fill in the table with whole numbers to make 430 in five different ways

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.