chanteeaston9461

10.03.2020 • 

Mathematics

Suppose you drive an average of 12,000 miles per year, and your car gets 25 miles per gallon. Suppose gasoline costs $3.40 a gallon
a. How much money do you spend each year on gasoline?
b. You plan to trade in your car for one that gets x more miles per gallon. Write an expression to represent the new yearly cost of gasoline.
c. Write an expression to represent your total savings on gasoline per year.
d. Suppose you can save $400 a year with the new car. How many miles per gallon does the new car get?
a. You spend $ each year on gasoline.
(Simplify your answer.)

Ответ:

isabellesmith51317

08.01.2021

Mathematics

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x=8

Step-by-step explanation:

Given that DEFG is a parallelogram.

H is the centre of the parallelogram where diagonals meet.

Since diagonals bisect each other,

DH = FH

2x-2 =x+6

Solving we get

x =8

DEFG is a parallelogram.

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