Number of students and teachers
students 304590 120
teachers 2368
the table above shows the number of
students and teachers at a school. which
of the following represents the number of
students?
a teachers x 3 c teachers + 28
b teachers x 15 d teachers +42

Solved

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Ответ:

klslaughter07

11.04.2020

Mathematics

A=2, B=10, C=-18

The answer is the first one.

Step-by-step explanation:

$5x^{2} -3x^{2} +x+9x-18=0$

$2x^{2} +10x-18=0$

Formula: $f(x)=ax^{2} +bx+c$

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Number of students and teachers students 304590 120 teachers 2368 the table above shows the number of students and teachers at a school. which of the following represents the number of students? a teachers x 3 c teachers + 28 b teachers x 15 d teachers +42