When Josh takes a survey of his 28 classmates he gets the following results: 14 like english class
16 like math class
19 like science class
13 like english and math
5 like math and english.
How many students like all english, science and math?
(explain how you did the work)

step-by-step explanation:

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x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

d

because parallelagram have all 4 angels the same size dependeing and a rectangle and square are oth parallelogram

answer: (3,11) is your answer.