Answer:
(4,-2)
Step-by-step explanation:
x = 4
y = -2
Y = kX
12 = k x 9
12/9 = k
k = 4/3
Hope I helped!
Answer:
Step-by-step explanation:
2b+8-5b+3=-13+8b-5 (combine like terms)
-3b + 11 = -18+8b ( switch sides)
+3b +11 = +18 +8b ( bold switches to other side)
11+18=8b+3b
29 = 11b
(divide each by 11)
b=2.636
100% - 30%=70%
70% : $308 = 100% : x
70x = 308x100
70x = 30800
X = $440
Original =$440