Answer:
x² - x - 12 = 0
Step-by-step explanation:
0 = -x² + x + 12
→ Add x² to both sides
x² = x + 12
→ Minus x from both sides
x² - x = 12
→ Minus 12 from both sides
x² - x - 12 = 0
Answer:
1:3
Step-by-step explanation:
A^2 + 16^2 = 20^2
(Third one)
Answer:
-3.2
Step-by-step explanation:
Do you have to work this out on paper because I just used a calculator but just add 3.1 + -6.3.
Answer:
9 oranges per glass
Step-by-step explanation: