Answer:
Step-by-step explanation:
(7x-3)(12x-7)
we are solving for x and we are multiplying.
we start with the x's 7x*12x= 84x
-3*-7=21
so now we have
84x+21=0
the 0 is a placer for answering the question
we minus 21 to both sides
84x=-21
now we divide
84/-21= -4
x=-4
Pretty sure it is
shift 1 left
i might be wrong
The answer, is CD. The 3rd one
This is what I got:
60/50 = X/70
70x60/59 = X
X = 84
47. You subtract the lowest number from the highest to get your range.