Answer:
Given:
1). 
divided by 
⇒ 
⇒ 
By factorising numerator by using identity, 
⇒ 
⇒ 
⇒ <u> {Answer}</u>
2). 
divided by 
⇒ 
⇒
⇒ <u>
</u> <u>{ Answer}</u>
Answer:
42
Step-by-step explanation:
39+39 = 78
162 - 78 = 2 lengths =84
84/2 = 42
First question: 2x = 50
Explanation:
“2 times as many” in this situation means that the pages justin read (50) is twice as Colin’s. Meaning that to find the number of pages Colin’s read, we will have to divide 50 by 2.
2x = 50 is an equivalent representation of that.
2nd question:
(Choose these correct statements):
• 9h represents how much money Sofia earns babysitting for h hours.
• Sofia babysat for 3 hours.
• If Sofia babysits for 5 hours, she will earn $45
Have a nice day (brainliest please)
x= morning
y = afternoon
x + y = 10
x=10-y
5x + 6y =57
5(10-y) +6y =57
50-5y +6y =57
y=7
x=10-7 =3
check 3*5 = 15, 7*6 = 42, 42 + 15 = 57
3 morning practices
Times diameter
radius is 25 cm
diameter would be 50 cm
the. You multiply 3.14 by 50 to get your answer which is 157cm
