ksweetpea2001org4nt ksweetpea2001org4nt

16-01-2020
Mathematics

contestada

Choose the correct solution to x² - 3x = 28

x = -4 and x = 7
x = -4 and x = -7
x = 4 and x = -7
x =4 and x =7

Respuesta :

danielharrison1006 danielharrison1006

16-01-2020

X =7, -4.
Make the equation x2 -3x -28
Factor to get x-7 and x+4. Then find the opposite to find what x is

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