8/5 (-3x+12.5+6.5x)-15

please show work and don't do it for the brainy points.

Step-by-step explanation: i think it might be 28.47 but i might be wrong

yes

step-by-step explanation:

give me the question

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i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!