Are you sure you wrote that equation right
Solve for e
d = 1/e + 1/f
Move 1/f to the left side of the = sign
d - 1/f = 1/e
Multiply each side by e
e(d - 1/f) = e(1/e)
e(d - 1/f) = 1
Divide out (d - 1/f)
e(d - 1/f) / (d - 1/f) = 1 / (d - 1/f)
e = 1 / (d - 1/f)
Answer:
the answer is C
Step-by-step explanation:
edge 2021
The answer to A is the pic below
Answer:
(7n^2+8n+2)
Step-by-step explanation:
(7n^2+9n+9)–(n+7)
Distribute the minus sign
(7n^2+9n+9)–n-7
Combine like terms
(7n^2+8n+2)
