Troy has 7 coins worth 52¢. If the coins are all dimes and pennies, how many dimes and pennies does he have?

5 dimes and 2 pennies.

Step-by-step explanation:

i would say c is the best answer, hope it's right!

good luck! =)

cutie~

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!