Answer:
Step-by-step explanation:
We are given the two functions:
And we want to find:
This is equivalent to:
By substitution:
Rearranging yields:
Combine like terms:
Hence:
Answer:
13
Step-by-step explanation:
Substitute 3 into c --> 5(3)-2 = 15-2 = 13
Answer:
1 pound?
Step-by-step explanation:
4/4 = 1 * 1 = 1
Answer:
It is not 1,2,3
Step-by-step explanation:
Answer:
34
Step-by-step explanation:
Given that
2x - 7 = 9 ← solve for x
Add 7 to both sides
2x = 16 ( divide both sides by 2 )
x = 8
Substitute x = 8 into 5x - 6
5x - 6 = (5 × 8) - 6 = 40 - 6 = 34