exam Maths Puzzle Numerical Ability

a)x^2-2x=15
B)3x^2+19+1=0
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exam Other Question

I need help on 6r^2+7r=3. I already have 6r^2+7r-3=0. thanks, tyler How do I graph the inequality of y/>-4 (y is greater than or equal to -4)?

Thanks for your help!