Answer:
-2
Step-by-step explanation:
- 5x + 8 = 18
Take + 8 to the right hand side, it turns negative i.e -8
-5x = 18 - 8
-5x = 10
Divide both sides by the coefficient of x which is -5
-5x/5 = 10/-5
x = -2
Answer:
Side AB
Step-by-step explanation:
The adjacent side is the side where the right angle is on and its next to angle A.
Answer:
C
Step-by-step explanation:
To find the value of the function at x = - 2
Locate x = - 2 on the x- axis then go up vertically until the line is met.
The read the corresponding value of y from the y- axis
x = - 2 ⇒ y = 2 → C