7. Judith bought a combination of gingerbread house kits and gingerbread cookie kits to decorate at an upcoming holiday event. The number of house kits, y, was one more than half the
number of cookie kits. If Judith bought a combination of
10 gingerbread house and cookie kits, the following
system can represent the situation:

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.

Use the information given below, to compare the cost of operating two different vehicles for one month (4 weeks) you are considering two different cars. you drive to work, a 20 mile round trip, five days a week. gasoline costs you $1.50 per gallon car agets 28 miles per gallon, would have $300 a year in maintenance costs, and would cost you $1,500 per year to insure car b gets 19 miles per gallon, would have $500 a year in maintenance costs, and would cost you $1,000 per year to insure costs car a car b gas cost per month insurance cost per month maintenance cost per month $ total cost per month