There are a total of 50 questions worth 130 points on Chenille's history exam.
Some of the questions are worth five
points each, and the other questions are
worth two points each. Which of the
following systems of equations could be
used to determine f, the correct number
of five point questions, and t, the correct
number of two point questions answered
correctly?

walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40

10000

step-by-step explanation: divide by 2,

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step-by-step explanation:

i only know the sequence of arithmetic it adds the first is 5+4 then it goes up as it adds to then it is 9+5 then 14+6 then to 20+7 and so on. 5,9,14,20,27,35.

step-by-step explanation: