<span>f(x)=2x+5
then
</span><span>f(4)=2(4) +5 = 8 + 5 = 13
hope it helps</span>
Answer:(x,y)=(8,18)
Step-by-step explanation:
Given
5x-2y=4-------1
Second Equation
-2x+y=2-----2
Now multiply equation 2 by 2 and it to equation 1
5x-4x+0=8
x=8
substitute it in equation 1
36=2y
y=18
Therefore
(x,y)=(8,18)
Answer:
No, he is going to have $496, which is $4 dollars less than what he wanted.
Step-by-step explanation:
Answer:
15
Step-by-step explanation:
Cross multiply to get 25x = 375
Divide each side by 25 to get x = 15
Answer: 107
Step-by-step explanation: