Write the ratio as a fraction in simplest form, with whole numbers in the numerator and denominator 20 gal to 36 gal

f(x) = - 2/3x + 5; f(5/2)

substitute 5/2 in for x:

f(5/2) = -2/3(5/2) + 5

simplify the right side:

f(5/2) = -5/3 + 5

f(5/2) = 10/3

answer:

f(5/2) = 10/3

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to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.

answer: (1,3) (3,-1) (5,-5) ?

step-by-step explanation: