Question

4)
Which equation has solution x = -3?
A) 2x - 7 = -1
B) 3x + 8 = 1
C)
1
2
x + 8 = 10
D)
1
2
(2x - 6) = -6

Answer 1

2x+7=1

2x=1-7

2x=-6

X=-6/2

X=-3

Answer 2

Answer:

D

Step-by-step explanation:

1/2[2X -6] =-6

2X -6 = -6[2]

2X -6=-12

2X = -12 +6

2X = -6

X = -3