Answer: all true
Step-by-step explanation:
Look at the picture closely ull see it
6-11x = 7x-12
6+12 = 11x+7x
18 = 18x
x = 1
Answer: (v + 7)(v -3)
(v +7)(v -3)
v x v = v^2
v x -3 = -3v
7 x v = 7v
7 x -3 = -21
v^2 -3v +7v -21 = v^2 +4v -21 = 0
Answer:
x is 0 or -7
