Answer:
X=3/2 or 1.732
Step-by-step explanation:
X^2-4+1=0
Combine like terms
-4 + 1 = -3
X^2-3=0
add 3 to both sides
X^2= 3
X= 3/2
Answer:
16
Step-by-step explanation:
Answer:
x + y = 11
10x + 5y = 80
Step-by-step explanation:
Answer:
x= 88
Step-by-step explanation:
1:3, Because you can simplify the numbers by dividing by two.