2=k. 2 = k·1=k
solve the equation.
enter your answer in the box.
k=

k=-1

Step-by-step explanation:

-2=k. 2

Diving whole equation by 2

-2/2=k

k=-1

answer: for each 3 girls there is 2 boys . 3: 2

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the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72