Answer:
x=-6
×=1
Step-by-step explanation:
remove parentheses
connect like terms
change the signs
calculate the discriminant
simplify
Answer: 14, 48, 50
Step-by-step explanation:
14^2+48^2=50^2
Equation = 12 - -24 = ?
After keep, change, flip: 12 + 24 = ?
Answer = 36