Inequalities and simultaneous equations - Test Bite

1. What is the solution of the inequality 5x + 2 > 12

x > 2.8
x > 2
x > 10

2. Solve the simultaneous equations 2x + y = 10 and y = 3x

x = 2 and y = 6
x = 3 and y = 5
x = 6 and y = 2

3. Solve the simultaneous equations 3x + y = 17 and y = x + 1

x = 3 and y = 4
x = 4 and y = 5
x = 5 and y = 4

4. Solve the simultaneous equations 4x + y = 10 and 4x - y = 6

x = 4 and y = 2
x = 3 and y = 3
x = 2 and y = 2