Answer:
(2b, 2b + 7)
Step-by-step explanation:
y=f(x) = x +7
x= 2b
y=f(2b) = 2b +7
(2b, 2b + 7)
Answer:
18x+63
Step-by-step explanation:
First you've to simplfy it, multiply the first bracket by 5 and the second by 4.
= (5)(2x)+(5)(7) + (4)(2x)+(4)(7)
= 10x+35+8x+28
Combine Like Terms:
= 10x+35+8x+28
= (10x+8x)+(35+28)
= 18x+63
Answer: -43/20
Step-by-step explanation: you just need a college calculator to solve ,you need to just plug the numbers and it will do it for you.
Answer:
13
Step-by-step explanation:
(3 times 2)+7=x
6+7=x
x=13
Number one is correct and so is two
