Answer:
-21v+50
Step-by-step explanation:
distribute -7 into (3v-6)
8-21v+42
combine like terms
8+42=50
and it leaves u with
-21v+50
hope this helps
x ,y are the numbers
x = 5y-3
x+y = 27
substitute first equation into the second
(5y-3) +y =27
combine like terms
6y-3=27
add 3 to each side
6y=30
divide by 6
y=5
x = 5y-3
x=5*5-3
x=22
the two numbers are 22 and 5
Answer:
Step-by-step explanation:
Given
Required
In functions;
Substitute in
Solving for
If
then
Open Bracket
Recall that:
This implies that
Answer:
20,038
Step-by-step explanation:
20,320 - 282