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Mrrafil [7]
3 years ago
13

(10 points) I need help -(x+1)+7=10 4x+7=2x-9 please show all work

Mathematics
1 answer:
juin [17]3 years ago
6 0

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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