4x-2
+2
so that leaves 4x
divide by four
x = 1
Answer: i believe it is B
Step-by-step explanation:
Answer:
B-12
Step-by-step explanation:
Since 24÷12=2 you have to do 6×2 to find the ? and 6×2=12
Answer:
a = - 3
Step-by-step explanation:
The equation has common factors x(x + 3) on both sides
For the 2 sides of the equation to be equal, then the factor
(x + a) = (x - 3) and by comparison
a = - 3