exam Maths Puzzle Numerical Ability

Solve:

1) 12b - 8 _< 13b + 9
I have tried this about 4 times and can not figure it out

2) -2x - 10 < -4

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exam Other Question

Write a real number with ten digits to the right of the decimal point that is an irrational number between 2 and 4 PLEASE help me write this polynomial as the product of two binomials:
14ut-35t-6uy+15y