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miskamm [114]
3 years ago
5

Ali used the expressed 8+25×2-45 to find how many CDs he has. how many CDs dose he have

Mathematics
2 answers:
MatroZZZ [7]3 years ago
7 0

Ali has 13 CD's

Here's how I got my answer:

Step 1: Simplify 25 * 2 to 50. Which leaves us with 8 + 50 - 45

Step 2: Simplify 50 - 45 to 5. Which leaves us with 8 + 5.

Step 3: Simplify 8 + 5, to get your answer, 13.

andrew11 [14]3 years ago
5 0

13 is the answer.

always use the phrase PEMDAS

P= parenthesis

E= exponents

M= multiply

D= divide

A= add

S=subtract

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Is 170 going to be even or odd
kicyunya [14]


 No, the number 170 is not an odd number - it is an even number.


3 0
3 years ago
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A mother is 5 times as old as her daughter. In 6 years she will be 3 times as old as her daughter. How old is the mother and her
Serga [27]

Answer:

The mother is 30 and the daughter is 6

Step-by-step explanation:

When solving for this, you can derive the equations

x=5y and x+6= 3(y+6)

x= mother and y= Daughter

Solve the equations by substituting the first equation into the places of x in the second equation to get the value of x. Next, pug in the value of x and solve for y.

6 0
2 years ago
A boy starts the week with 3kg of rice, every day he cooks 0.6kg. How much rice will he have left after 4 days?
almond37 [142]

Answer:

1.8 Kg

Step-by-step explanation:

a week- 3kg rice

every day-0.6 kg rice

therefore, multiply 3 kg by 0.6kg

3kg x 0.6kg =1.8 kg

he will have 1.8 kg rice after 4 days

have a great day !

5 0
3 years ago
what is the value of 8/15÷(-0.35) A -75/14 B -32/21 C -21/32 D -14/75 I would really appreciate it if you could also explain how
barxatty [35]
Answer;-1.5238095238
First step; 8/15

8/15 = 0.53 and so on in a repeating form. (0.53333333333)

Divide; 0.53 / -0.35 

= -1.5238095238

5 0
3 years ago
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write an expression in simplest form that represents the total amount in each situation: Today is your friends birthday. she is
Vilka [71]

Answer:

2y-5

Step-by-step explanation:

friend: y

Brother: y-5

y+y-5

aka

2y-5

7 0
4 years ago
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