shianne49 shianne49

31-10-2020
Mathematics

contestada

What is the value of the expression below when x = 3?
2
7x - 3x - 6

What is the value of the expression below when x 3 2 7x 3x 6 class=

Respuesta :

jimrgrant1 jimrgrant1

31-10-2020

Answer:

48

Step-by-step explanation:

Given

7x² - 3x - 6 ← substitute x = 3 into the expression

= 7(3)² - 3(3) - 6

= 7(9) - 9 - 6

= 63 - 15

= 48

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