It's 2/5 in decimal form it is 0.4.
Step-by-step explanation:
Y= x - 2. Y = 3x + 5
Putting value of y
x - 2 = 3x + 5
-2 - 5 = 3x - x
-7 = 2x
-7/2 = x
Putting value of x
Y = 3(-7/2) + 5
Y = - 10.5 + 5
Y = - 5.5
A) false
3(5)-5
15-5
10
b)True
3(6)-5
18-5
13
c) false
3(7)-5
27-5
22