The student made a mistake in step 2 because he added it instead of multiplying. So for step 2 the correct answer is 6x-12 =8+2x+6
Answer:
option D
Step-by-step explanation:
option D is the correct answer of this question.
100% .
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if you find it useful.
7 x *cross multiply
-- = --
11 121
11x 847 *divide
--- = -----
11 11
x = 77
The answer is 22 because as u can see they are going up by 1 so 20,21, next 22
