Find the slope of the line. (-18, -20). (-18. -15)

Idont get this question can someone me solve it? ** the distance light travels in one second (1 light second) is about 1.86 ×10^5 mi. saturn is about 475 light-seconds from the sun. about how many miles from the sun is saturn..my guess is 8.83* 10^7 you so much

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

What is the value of x when x + 7 = 21?