Step-by-step explanation:
Add 1 to both sides
Multiply both sides by 4
Take the square root of both sides
Subtract 5 from both sides
(straight from khan academy hints)
Answer:
n= 5x each time
Step-by-step explanation:
=
Answer:
2/3
Step-by-step explanation:
7/9 - 2/8 x 4/9
Reduce the fraction.
7/9 - 1/4 x 4/9
Reduce the numbers:
7/9 - 1/9
Subtract the fractions.:
6/9 > 2/3
-3(-4y+3)+7y
First multiply -3 by the terms in the parentheses
-3(-4y+3) = 12y -9
Your expression now looks like
12y -9 +7y
Then combine the terms containing the variable y
12y + 7y = 19 y
Your final answer is
19y - 9 (answer choice A)