Answer:
x=(0.45,-4.45)
Step-by-step explanation:
x²+4x=2
x²+4x+(2)²=2+(2)²
x²+(2)²=2+4
(x+2)²=6
√(x+2)²√6
x+2=√6
x=-2±√6
x=-2±2.45
x=(0.45,-4.45)
Answer:
40 cheesburgers
Step-by-step explanation:
Answer:
9 is the number
Step-by-step explanation:
2x-15 = 3
2x=18
x=9
What is the name of that type of math
It’s literally 6, i took a test like this