When adding fractions you need a common denominator so lets look at what "fractions" we are dealing with:2/3 1/6 and 1/4.
Answer:
Step-by-step explanation:
f(x) = x + 7
g(x) = x^2 - 1
Part A: f(x^2 - 1) = x^2 - 1 + 7 = x^2 + 6
Part B: g(x+7) = (x + 7)^2 - 1 = x^2 + 14x + 49 - 1 = x^2 + 14x + 48
Answer:
- 84
Step-by-step explanation:
4 (2x-3)+4=-20.
8x-8=-64
-20+-64=-84
96 yards = 288 feet
speed is 288/40 - 7.2 feet/s