You have to use the substitution method by substituting one Y value with the other
Answer:
y=29x+50; 30 months
Step-by-step explanation:
$920-50=870
870/29=30
Answer: X = 1/4 or X = -1
Step-by-step explanation:
4x2+3x−1=0
(4x−1)(x+1)=0
4x−1=0 or x+1=0
4x=1 or x=-1
Now divide 4 from both sides
like this 4x/4=1/4
now cancel out two 4's so the answer will be x=1/4
6 foot makes 4.5 foot shadow
1 foot makes=4.5/6
so 50 foot =4.5/6*50 = tree makes 37.5 foot shadow
Answer:
Step-by-step explanation:
All of the sides are the same length.
