aliyahboo1 aliyahboo1

02-10-2020
Mathematics

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Please help I’m crying bc I can’t..

Please help Im crying bc I cant class=

Respuesta :

02-10-2020

Answer:

48

Step-by-step explanation:

Step 1: Define

7x² - 3x - 6

x = 3

Step 2: Substitute and Evaluate

7(3)² - 3(3) - 6

7(9) - 9 - 6

63 - 15

48

Answer Link

sapphire1000000 sapphire1000000

02-10-2020

Answer: 48

Step-by-step explanation: Plug in all x for 3

7(3)^2 Do exponent first then multiply. This equals 63

3x3 is 9

Then there is -6

63-9-6

This equals 48

Answer Link

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