3x + 7(3x + 2) + 4x - 5
Distribute the parenthesis.
3x + 21x + 14 + 4x - 5
Add like-terms
28x + 9 is your simplified expression.
1.
When you have the length of two sides and the angle between them, the triangle is totally determined. This is, there is only one segment that can complete the triangle: its length and position is totally fixed.
That’s the work and the answers
Answer:
(-5, 6) is not a solution.
Step-by-step explanation:
6=2(-5)+4
6=-10+4
-10+4=-6, not 6.
