Answer:
Step-by-step explanation:
x = 32/5
Decimal Form:
x = 6.4
Mixed Number Form:
x = 6 2\5
Answer:
The expression is equal to 
The area of the scale drawing is 
Step-by-step explanation:
we know that
If two figures are similar, then the ratio of its areas is equal to the scale factor squared
let
z------> the scale factor
x------> the area of the actual room
y-----> the area of the scale drawing
so

we have


substitute and solve for y


Answer: A is 70 B is 45 and C is 50
Step-by-step explanation:
D=LM/(R2+R1)
d(R2+R1)<span>=LM
[</span>d<span>(R2+R1)</span>]/M=L
Answer:
x = 3/4 or x = 0.75
Step-by-step explanation:
y=2x²-3x+4
y'=4x-3 = 0
x = 3/4 .... answer
or
x = - b/2a ...y=ax²+bx+c
x = - (-3)/(2*2) = 3/4