exam Maths Puzzle Numerical Ability

For each inequality question solve, graph the set & write interval notation

Q1. 0.3 < 0.2x - 0.9 < 1.5

Q2. |-4| - (-4) + |-20|

Q3. 5x-8 < 2 (2+x) < -2 (1+2x)

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exam Other Question

can someone hlep me with this problem:

What is the slope of the line that passes through (-4,-2) and the origin ?

a. m = 1/2
b. b = 1/2
c. m = -1/2
d. Insufficient imformation given Solve. Graph the solution and leave your answer in interval notation.

| 4 - 3x | - 7 (is greater than or equal to) 12