Answer:
x=1200
Step-by-step explanation:
x/3/4=100
Step 1: Multiply both sides by 4.
x/3/4=100
(x/3/4)*(4)=(100)*(4)
x/3=400
Step 2: Multiply both sides by 3.
3*(3/x)=(3)*(400)
x=1200
The following are the choices on this question:
A.6
B. 39
C. 26
D. 12
The answer is option D. 12.
Check this out:
S=n² + n
S= 12² + 12
(you can get the square of 12 by multiplying 12 by itself: 12 × 12)
S=144 +12
S=156
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