Answer : The equation for 'h' is 
Step-by-step explanation :
The given equation is:

Now we have to determine the equation for 'h'.

Multiplying the equation by 2.

on simplifying, we get:

Dividing the equation by 'b'.


or,

Therefore, the equation for 'h' is 
Answer:1728
Step-by-step explanation:
Answer:
Step-by-step explanation:
You used Pythagorean theroem which is correct as this does form a right triangle however 50 is the hypotenuse as the ladder is propped up against the wall. 30 would then be the height of the triangle and the base is unknown so...

50 squared minus thirty squared gives 1600 so:

Therefore x is the square root of 1600 which is 40
Answer:
75 general
105 student ID
Step-by-step explanation:
(it's a system)
4x+3y=615
x+y=180
(system as well)
4x+3y=615
x=180-y
4(180-y)+3y=615
720-4y+3y=615
-y=-105
y=105
x+105=180
x=180-105
x=75
Answer:
17.5
Step-by-step explanation:
5.25 divided by 0.3