Solve 0.135x+0.09(30000-x)=3330

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1 Answer

Solve 0.135x+0.09(30000-x)=3330

Expanding the bracketed term,

0.135x + 9*300 - 0.09x = 3330

now group the x-terms together

(0.135 - 0.09)x + 2700 = 3330

Simplify,

0.045x = 630

divide both sides by 0.045

x = 630/0.045 = 630000/45 = 9*7*10000/45 = 70000/5 = 14000

Answer: x = 14,000

by Level 11 User (81.5k points)

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