kewebster09 kewebster09

08-10-2020
Mathematics

contestada

(10 points) I need help
-(x+1)+7=10

4x+7=2x-9

please show all work

Respuesta :

maryemhany79 maryemhany79

08-10-2020

Answer:

X= - 4

X= - 8

Step-by-step explanation:

-x - 1 +7 =10

-x +6 =10

-x = 10-6

-x = 4

Divide by - 1

X = - 4

4x +7=2x-9

4x-2x =-9 - 7

2x =-16

Divide by 2

X = - 8

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