He would need exactly 20 more dimes.
42 x 18 = 756
776 divided by 756 = 20
Answer:
128
Step-by-step explanation:
x³y²if x = 2 and y = 4
x³*y²

(2*2*2)*(4*4)
(8)*(16)
128
Answer:
3. x-2
Step-by-step explanation:
Let's start with 1. we know that 2-x is the same as -2+x and since addition can be written as -2+x or x+(-2) and equal the same thing, we know that x-2 is the one that is not equivalent.
I am only in middle school, this question is for college. sorry