Evaluate the expression when y=3 and x=36.
x-4y

its 24

Step-by-step explanation:

all you have to do is substitute 3 for y and 36 for x. Then just put the whole thing into calculator. Dont forget to use parenthesis!

Hope this helps :)

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length

the first option is the answer.