Solve the following linear inequality: 3(x + 4) ≥ 5x

asked May 28, 2015 84.7k views

1 vote

Solve the following linear inequality:

3(x + 4) ≥ 5x – 123

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6 votes

$3(x + 4) \geq 5x - 123 \\ 3x+12\geq5x-123\\ 2x\leq135\\ x\leq(135)/(2)$

Ricoms answered May 30, 2015

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3 votes

$3(x+4)\geq5x-123\\3\cdot x+3\cdot4\geq5x-123\\3x+12\geq5x-123\ \ \ \ /-12\\3x\geq5x-135\ \ \ \ /-5x\\-2x\geq-135\ \ \ /:(-2) < 0\ then\$

Samg answered Jun 2, 2015

by Samg

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