I’m not so sure wat the question is
Answer:
Step-by-step explanation:
<h3>Given function:</h3>
g(x) = -3x + 8
Given that, g(x) = -7
-7 = -3x + 8
Subtract 8 to both sides
-7 - 8 = -3x
-15 = -3x
Divide -3 to both sides
5 = x
OR
x = 5
Brother's age = b
Jonna's age = b + 4
Brother's age + Jonna's age = 2b + 4
Answer: 2b + 4
The answer is 8 Feet i think