Answer:
x = ±10
Step-by-step explanation:
4x² - 400 = 0
Add 400 to both sides
4x² = 400
Divide both sides by 4
x² = 100
Take the square root of both sides
x = ±10
Answer:
516
Step-by-step explanation:
Step 1:
258 × 2 = 516
Answer:
516
Hope This Helps :)
Answer:
tree=4.5 meters tall
Step-by-step explanation:
1.5*3=4.5
20 percent of 40 is 8. As a fraction that would be 8/1.
Hope this helps
I think the answer is 8/25, 38%, .41