Answer:
3.1
Step-by-step explanation:
19.9 = 9y - 8
+8 +8
27.9= 9y
/9 /9
3.1 = y
Check:
9(3.1) - 8 =
27.9 - 8 = 19.9
A) 3b-7b
-4b
b) a+a-5a
-3a
c) -3-3r
cannot be simplified, no like terms
d) 7t-8t-8
-t-8
e) -15p-20
cannot be simplified, no like terms
f) -g-g-g
-3g
The y-intercept of the function is $60
The function can be represented by the equation y=1/10x+60
The range is {y| y <span>≥ 60}</span>