7/10-3/10=2/5
3/10+1/10=2/5
Answer:
You are a connexus student? Me too!
Step-by-step explanation:
Answer:
x=6
Step-by-step explanation:
Think of it like an equation: (w = width, l = length)
5 = 2w - l
lw = 150
l = 150 / w
5 = 2w - (150/w)
5w = 2w^2 - 150
2w^2 - 5w - 150 = 0 <- you can see this is now a quadratic equation
w = (-b^2 + sqrt(b^2 - 4ac))/2a
w = 10
width = 10
