Practice Problems (Junior Cert Mathematics): Quizzes

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What is the solution to 3x4>2x+53x - 4 > 2x + 5?

x>9x > 9

What is the solution to 5x+723x-5x + 7 \leq 2 - 3x?

x52x \geq \frac{5}{2}

What is the solution to 4(2x3)>5x+14(2x - 3) > 5x + 1?

x>133x > \frac{13}{3}

What is the solution to 2x135x+42\frac{2x - 1}{3} \geq \frac{5x + 4}{2}?

x1411x \leq \frac{-14}{11}

What is the solution to 2(x4)34x+12(x - 4) - 3 \geq 4x + 1?

x6x \leq -6

When solving inequalities, when must you reverse the inequality sign?

When dividing by a negative number

What LCM is used to clear fractions in 2x135x+42\frac{2x - 1}{3} \geq \frac{5x + 4}{2}?

66

What is 4(2x3)4(2x - 3) when distributed?

8x128x - 12

After clearing fractions in 2x135x+42\frac{2x - 1}{3} \geq \frac{5x + 4}{2}, what do you get?

2(2x1)3(5x+4)2(2x - 1) \geq 3(5x + 4)

In 5x+723x-5x + 7 \leq 2 - 3x, what is the result after moving x terms together?

2x+72-2x + 7 \leq 2

What does the solution x>9x > 9 mean?

x can be any number greater than 9

In 2(x4)34x+12(x - 4) - 3 \geq 4x + 1, what is 2x832x - 8 - 3 simplified to?

2x112x - 11

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