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Question 1
a) - 4x - 10 = x + 5

Question 2
b) -5x + 8 = -4x +9

Question 3
c) -x + 9 = -5x + 5

Question 4
d) 3x - 1 = -2x + 39

Respuesta :

Answer:

1. -3

2. -1

3. -1

4. 8

Step-by-step explanation:

Question 1:

-4x-10=x+5

-15=5x

x=-3

Question 2:

-5x+8=-4x+9

x=-1

Question 3:

-x+9=-5x+5

4x=-4

x=-1

Question 4:

3x-1=-2x+39

5x=40

x=8

Hope this helps, and comment below if this is unclear!