
Step-by-step explanation:

- move 2.4x to the left-hand side and change its sign.
- move y to the right-hand side and change its sign.

- Divide both sides of the equation by -2.4

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Answer:
answer is 35
Step-by-step explanation:
Answer:
8:64
Step-by-step explanation:
I'm not sure tho. hope you get it right!!!
Answer:
x ≤ 18
Step-by-step explanation:
The ≤ symbol means "greater than or equal to". Since it is 'no more' than 18, that means it can be 18 or less. Thus, less than OR equal to. Hope I helped.
The number of green marbles should expect after 400 trials = 250