The sum of two numbers is 8 if one number is subtracted from the other the result is - 4

Mike's closing costs will add up to 4 percent and he'll make a down payment of 20 percent on a house that costs $210,000. Over the life of his loan, he will pay $197,040.76 in monthly payments. What is the total cost of his house?

Susan invests 2 times as much money at 10% as she does at 6%. If her total interest after 1 year is $1040, how much does she have invested at each rate?

It is observed that a certain bacteria culture has a relative growth rate of 15% per hour, but in the presence of an antibiotic the relative growth rate is reduced to 5% per hour. The initial number of bacteria in the culture is 24.

According to the graph of H (w) below, the w-axis is also the what for H (w)

Write a numerical expression to represent 6 times the difference of 9 and 3.

What is the completely factored form of x^2-6x-16

Find tenth term of the sequence (1,1,2,3,5,8,13)

Write this expression in a different way. 2x-438

om has four dollars. Bob has three times as much as Tom. Cindy has twice as muchas Bob. How much do they have altogether?

Grandpa ernie is shrinking! Over the past 4 years, his hight decressed by a total of 2.4cm. It decresed by the same amount each year. What was the change in grandpa ernies hight eac year?