Algebraic Equations and Inequalities

Solve the equation: 1/4(x + 3) + 3/8x = 13/4

• x = 2

• x = 3

• x = 4

• x = 5

Solve the equation: 0.4(x + 0.7) - 0.6x = -4.2

• x = -7

• x = 5

• x = 22.4

• x = -3.5

Solve the inequality and graph the solution set: 4x - 3 > 1

• x > 1

• x < 1

• x = 1

• x >= 1

Solve the inequality and graph the solution set: 6 ≤ 1 - 5x

• x ≤ -1

• x ≥ 1

• x < -1

• x > 1

Solve the inequality and graph the solution set: -6.9 < 8.1 - 1.5x

• x < 10

• x > 10

• x = 10

• x <= 10

Solve the inequality and graph the solution set: 3(x + 1) - 5x > 7

• x < -2

• x > 2

• x = -2

• x > -2

Solve the equation: 3.4y - 5.2 - 3y = 2

• y = 18

• y = 2

• y = 0

• y = 5

Solve the inequality and graph the solution set: 2/3 - x/6 ≥ 1/2

• x ≤ 7

• x ≥ 2

• x < 0

• x > 3

Solve the inequality and graph the solution set: 12.9 < 0.3(5.3 - x)

• x < -37.7

• x > 1.6

• x < 35

• x <= 1.6

The sum of a number and 4 is less than 12.

• d - 12 = 4

• d + 4 < 12

• d + 4 = 12

• 12 - d < 4