4n/7 + 8 = 20
subtract 8 from each side: 4n/7 = 12
multiply each side by 7: 4n = 84
n = 21
11
To solve for x, we'd have to know what this expression equals.
y=16 x= -4
-7m + 20 = -17m - 1010m = -30m = -3
An equation where x = -20
(20 - x)/5
20
11
20
To solve for x, we'd have to know what this expression equals.
To solve this one, subtract 50 from 180 and you'll have your answer.
25
y=16 x= -4
-7m + 20 = -17m - 1010m = -30m = -3
An equation where x = -20
68
85