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Final Answer: 
Steps/Reasons:
Question: Simplify 
<u>Step 1</u>: Expand by distributing the terms.
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<u>Step 2</u>: Simplify
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to
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Both sides are equal, so the equation has infinite solutions.
25 - 4x = 15 - 3x + 10 - x
= 25 - 4x = 25 - 3x - x
= 25 - 4x = 25 - 4x
Take it as 19 and 0.07, then the mixed no. Is 19 7/100 since 0.07 is 7/100