Answer:
m-3 years old
Step-by-step explanation:
Answer:
x = 7 , -1
Step-by-step explanation:
<u>SOLUTION :-</u>

- Add 11 to both the sides.


- Divide both the sides by 4.


- Root square both the sides.


Here , x will have two values -
1) 

2) 

<u>VERIFICATION :-</u>
When x = 7 ,





When x = -1 ,





Y = mx + b slope(m) = -2/3 y-intercept(b) = -5
just simply put where these belong to find your equation.
y = -2/3x - 5
hope this helps, God bless!
Answer:
The second option.
3x + 6 = 21.
Step-by-step explanation:
3x + 6 = 21.
If x = 5, plug it in.
3 · 5 + 6 = 21
15 + 6 = 21
Hope this helps,
Davinia.
Answer:
First choice
Step-by-step explanation:
When y = 4, x = -7 or 5
So only first choice is correct.