SimSimmy SimSimmy

09-01-2016
Mathematics

contestada

solve the inequality for x. 75+15x is greater than or equal to 140

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Billymkhoi Billymkhoi

09-01-2016

75+ 15x ≥ 140
⇒ 15x ≥ 140 -75
⇒ 15x ≥ 65
⇒ x ≥ 65/15
⇒ x ≥ 13/3
⇒ x ≥ 4 1/3

The final answer is x ≥ 4 1/3~

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