156
Especially since the shape is convex
3x-12 ≥7x+4
Subtract 3x from both sides
-12 ≥4x+4
Subtract 4 from both sides
-16 ≥4x
Divide each side by 4
-4 ≥x
From point 4, you use a closed circle and the arrow is facing towards 0
Answer:
1.43467643468
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given

Required
Express as a binomial squared

Rewrite as:

Expand

Factorize:

Factor out 0.4x + 6y

Express as a square:
