7(3x - 4) + 43 Substitute/plug in 6 into x since x = 6
7(3(6) - 4) + 43
7(18 - 4) + 43
7(14) + 43
98 + 43
141
The answer is A because 75 + 15 is 90
Answer:

Step-by-step explanation:
Given


Required
Find f(g(x))
If: 
Then:

Solve the denominator (take LCM)


It can be solved further as:



Answer:
The answer is b
Step-by-step explanation:
Answer:
1. x = 22
2. x = 38
3. x = 24
Step-by-step explanation:
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