Answer:
4a is s(50-30-20)
4b is 10
Step-by-step explanation:
Make Brainliest!
Answer:
x^2 + 2x - 1
Step-by-step explanation:
g(x)=(x+1)2−2 would be a quadratic if you'd write it like this: g(x)=(x+1)^2−2.
This expands to g(x) = x^2 + 2x + 1 - 2 = x^2 + 2x - 1
Answer:
26
Step-by-step explanation:
Answer:
21x²
Step-by-step explanation:
hopefully A is a typo
Answer:
You were 5 years old.
Step-by-step explanation:
Brother is 5+x
X is your age.
5+x=10
-5 -5
x=5