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10x - 4.5 + 3x = 12x - 1.1
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10x - 4.5 + 3x = 12x - 1.1

User Eoin Murphy
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1 Answer

3 votes

Answer:

x = 3.4

Explanation:


10x-4.5+3x=12x-1.1\\\\10x+3x-4.5=12x-1.1\\\\13x-4.5=12x-1.1\\\\13x-4.5+4.5=12x-1.1+4.5\\\\13x=12x+3.4\\\\13x-12x=12x-12x+3.4\\\\\boxed{x=3.4}

Hope this helps.

User Walid Saad
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