After a 60% ​reduction, you purchase a new washing machinewashing machine on sale for ​$256. what was the original price of the washing machinewashing machine​?

640

Step-by-step explanation:

if 256 is 40%, then 64 is 10%, making 640 100%

answer: 1722

step-by-step explanation:

given: the mass of saturn=

the mass of mercury=

the number of times the mass of saturn is greater than the mass of mercury

hence, the mass of saturn is 1722 times greater than the mass of mercury.

y = 5x + 17

step-by-step explanation:

a perpendicular line will be the opposite reciprocal slope of the given equation.   the slope given is -1/5 so the opposite reciprocal is 5

find b:

7 = 5 (-2) + b

7 = -10 + b

17 = b

write equation

y = 5x + 17