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Yasir is saving up to buy a new phone. When he first decided to start saving, he had 25% of the cost already. After saving $90 more, he has 40% of the cost. Write and solve an equation to find ​c​, the
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Yasir is saving up to buy a new phone. When he first decided to start saving, he had 25% of the cost already. After saving $90 more, he has 40% of the cost. Write and solve an equation to find ​c​, the cost of the phone.

User BruneauB
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1 Answer

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I think you add subtract then find the domain and multiple it by the domain and add subtract and try to multiple it again
User Rahul Gaur
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