Question

Solve for x.
1) 3x – 9 ≥ 42
2) 5x + 15 < 60


Solve

Answer 1

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Answer 2

Answer:

1) $x\geq 17$

2) $x < 9$

Step-by-step explanation:

1) $3x-9\geq 42$

$3x\geq 42+9$

$3x\geq 51$

$x\geq \frac{51}{3}$

$x\geq 17$

2) $5x+15 < 60$

$5x < 60-15$

$5x < 45$

$x < \frac{45}{5}$

$x < 9$