Part a: subtract 48-30=18
Part b: i found it by subtracting 48 -30 because it says left over
Answer:
29
Step-by-step explanation:
Assume the number as x
2x - 9 = 49
2x = 58
x = 29
Answer:
162 [m²].
Step-by-step explanation:
required surface is:
A=(3*7+6*7+3*6)*2=162 [m²].
Answer:

Step-by-step explanation:
Given: 
Factorizing the numerator and the denominator, we have:
18
- 45q + 25 = 18
- 30q - 15q + 25
= (3q - 5)(6q - 5)
and
9
- 25 = (3q - 5)(3q + 5)
So that,
= 
= 
Therefore,
=
Answer:
77
Step-by-step explanation:
77 feet is the answer hope you mark me brainlyist