Write an equivalent expression for 13+9(x-3)

13+9x-27

or

-14+9x

Both work. They're both simplified versions of the one you put.

can you make your screen more see able?

then i might be able to .

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.