8 t-shirts and a hat costs £42.00 3 t-shirts and a hat costs £17.00.
How much does a t-shirt cost?
How much does a hat cost

t-shirt: £5

hat: £2

Step-by-step explanation:

Please see the attached picture for the full solution.

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!

answer: asdfghjkl,mnbv

step-by-step explanation: