Mathematics: I NEED HELP PLEASE PLEASE

Step-by-step explanation: Now add the two equations ...

I NEED HELP PLEASE PLEASE - id12848916, tomboyswagge2887

averiemiranda1

27.04.2021

i eat bookie

Step-by-step explanation:

becaus first i po it out thyen i stacke from water in t yummy

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electrofy456

27.04.2021

i eat humans

Step-by-step explanation:

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shyra94

09.02.2023

$a_{8} = 15$

Step-by-step explanation:

$a_{1} + a_{2} + ..... + a_{7} + a_{8} = 8^{2} = 64$

$-a_{1} - a_{2} ..... - a_{7} = - 7^{2} = -49$ Now add the two equations

$a_{8} = 64 - 49 = 15$

$a_{8} = 15$

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