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jeka57 [31]
3 years ago
5

DVDS are on sale for $24 each Felipe writes expression 4*24 to find the cost in dollars of

Mathematics
2 answers:
kirill115 [55]3 years ago
8 0
4(18+6) = 4*18 + 4*6 = 72 +  24 = 96
klemol [59]3 years ago
5 0

we know that

<u>The distributive property</u> tells us how to solve expressions in the form of

a(b + c)=ab+ac

then

we need to remember to multiply first, before doing the addition

in this problem

Let

a=4

(b+c)=24

(b+c)=20+4

substitute

4*24=4*(20+4)\\=4*20+4*4\\=80+16\\=\$96

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Total brain fart! 24+5x=-x+6(5a-4)
kow [346]

Answer:

When solving for x, answer = \large\boxed{x = 5a - 8}

When solving for a, answer = \large\boxed{a = 1/5x + 8/5}

Step-by-step explanation:

24 + 5x = -x + 6(5a - 4)

Start by multiplying 6 by the values in the parenthesis

24 + 5x = -x + 30a - 24

Add 24 to both sides of the equation

48 + 5x = -x + 30a

Add 1x to both sides of the equation

48 + 6x = 30a

Subtract 48 from both sides of the equation

6x = 30a - 48

Divide both sides of the equation by 6

x = 5a - 8 (Answer when solving for x)

Add 8 to both sides of the equation

x + 8 = 5a

Divide both sides of the equation by 5

a = 1/5x + 8/5 (Answer when solving for a)

-----------------------------------------

When solving for x, answer = \large\boxed{x = 5a - 8}

When solving for a, answer = \large\boxed{a = 1/5x + 8/5}

Hope this helps :)

3 0
3 years ago
A frying pan has a radius of 14 centimeters. What is the circumference of the frying pan? Use 22 over 7 for 3.14
katen-ka-za [31]
To find the circumference calculate pi x the diameter of the circle.
Since the radius is 14, the diameter is 28. 3.14 x 28 = about 87.96
3 0
3 years ago
today, 6 friends went out for lunch. their total Bill was $41.88, including tax and gratuity. they decide to split the Bill equa
Mariulka [41]
Each person will get back $3.02

4 0
3 years ago
Read 2 more answers
What is the percent of 28 of the 32
Scrat [10]
Step by step explanation = 76
7 0
3 years ago
How many percent is 10 3/20?
Liula [17]
3/20 is the same as 15/100 or 15%
so 10×3/20 would be the same as 10×15% or 150%
Is that what you were asking?
6 0
3 years ago
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