Not sure whether the (x) in the first half of the equation refers to Multiply or x so jyst going to assume.
2(5x)+28x-12
= 2(5x+14x-6)
=2(19x-6)
Answer:
∠A = 38.68°
Step-by-step explanation:

Answer
50 meter per second square
Step-by-step explanation:
Answer:
A): Right triangle (Right angle)
B): Scalene triangle (No equal angles or side lengths)