Answer:
Gallery: g
Balcony: 2g
Main floor: 2g+225
Step-by-step explanation:
What I believe they are asking is to find which of those is the simplified quadratic formula. The quadratic formula is -b (plus or minus) (√b²-4ac) all divided by 2a.
This formula works when the equation is set up as ax²+bx+c
you have it right 5 is 1 you just divide it by 10 again but for #7 and 10 its 8 over 10 and 6 over 10 cause its not in the 10s yet hope i helped
Step-by-step explanation:
well if its 1/2x+34
it be 1/2 of 32 is 16+34 = 50 so
y=1/2x+34 is correct
Answer:
x =20
Step-by-step explanation:
Factorize 81
81 = 9 * 9 = 3 * 3 * 3 * 3
Therefore x = 20