Sierra has a hard time remembering tje product of 9x8. if she knows that 10x8=80, describe how she can use this to help

Subtract 8 = 72

Step-by-step explanation:

10 x 8 is 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8

9 x 8 is 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8

y-1700=200(x+4)

step-by-step explanation:

200(x+4) is 200x + 800 she is saving 200 per week x is the weeks and the -1700 is. us that’s howmuch she already had

hello i am doing good for you that it's summer in your country or state ; )

btw in my country we just have sun and rain as (because i live in the caribbean lol)

also, thx a lot for the points : )