exam Maths Puzzle Numerical Ability

I want to Thank you for your help. May I please have you show me how to do this problem - I am so confused and have tried to figure this out. Thank you again! What am I doing wrong

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exam Other Question

for each compound inequality, give the solution in both interval and graph form.

3x < x + 12 or x + 1 > 10
How do you do tangent curves