Answer:
-1/2
Step-by-step explanation:
Answer:
c. a: 4
b: 12
c: 9
4x² +12x+9=0
(2x+3)(2x+3)= 0
(2x+3)²=0 {square root both sides}
2x+3=0
2x=-3
x= -3/2
Answer:
29
Step-by-step explanation:
Simplify the expression 
step by step:
1.
2.
Now,
Answer:
total - given, 360 -139 = 221
Step-by-step explanation:
y =kx(where k is constant)
18 = 6k
divide both side by 6
k = 6
The relationship between x and y
y = kx
y =3x
