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Answer:
C.) Solve for the varible
Step-by-step explanation:
As there is currently nothing to do other than one step, the next step would be to solve 81/9 for 9, getting the final answer of a=9.
Answer:
substitute x=1/2 in the equation then it will be

Answer:
27
Step-by-step explanation:
Given the ratio 3 : 9
and 9 : ?
note that 3 × 3 = 9, thus 9 × 3 = 27
3 : 9 = 9 : 27
<span>200 chairs on 40 rows _ 5__ in each row
200/40 =5</span>