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4x+5x-20 = 9x-20 has one , none , or infinite solutions explain.
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4x+5x-20 = 9x-20 has one , none , or infinite solutions explain.

User Krischan
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It has infinite solutions b/c if u make the two expressions equal each other, they both equal zero. Another way you can find out is plugging in any number to x.
Hope this helps!!!!!!!!!
User Yly
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