book Maths Puzzle Numerical Ability

solve the linear system...if the system is inconsistent or dependent, so state...

x/6 + y/3 = 8
x/4 + y/2 = 12

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book Other Question

1. Write logarithmic function in easy-to-understand steps for retrieving information from a database that includes:
� Name
� E-Mail
� URL
� 20 words of description of that URL Hello tutor, i am intrested in reciving private lessons from you, i currently am trying to raise up my math grade to atleast an (B) it is currently an (c)Please respond to me as soon as possible, thank you!

Simplify each product

(a-7)(a+5)