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2 years ago

17/39 + 11/12 −( 5/12 + 4 /39 )

Mathematics

2 answers:

Nana76 [90]2 years ago

8 0

Answer:

.83333333 or 5/6

Step-by-step explanation:

Make common denominator

204/468 + 429/468 = 633/468 - (195/468 + 48/468)

Simplify: 633/468 - 243/468

390/468 can be further broken down to 5/6 if you divide by a common factor which is 78.

statuscvo [17]2 years ago

8 0

Answer:

≈ 1.35 i hope this helps! :)

Step-by-step explanation:

$\frac{17}{39}+\frac{11}{12}=1.35256410256$

$-(\frac{5}{12}+\frac{4}{39})$ = -0.51923076923

17/39+11/12 = 1.35256410256

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Denver, Colorado often experiences snowstorms resulting in multiple inches of accumulated snow. During the last snow storm, the

Svetach [21]

Answer: 8 inches: 10 hours

Step-by-step explanation:

From the above question, we are informed that during the last snow storm, the snow accumulated at 4/5 inch per hour and that the snow continues at this rate for 10 hours.

The the ratio of the amount of snow in inches to the amount of time in hours first thus:

We have to calculate the amount of snow in inches first. This will be:

= 4/5 × 10

= 8 inches

Therefore, the the ratio of the amount of snow in inches to the amount of time in hours will be 8 inches for 10 hours

6 0

2 years ago

7 x 28 =(20+ )=40+ =

solmaris [256]

The answer is 256 to 7 x 28=(20+ )=40+=

5 0

2 years ago

Help, please Jake has $100 of birthday money in his wallet. He spends $15 at Twistee Treat and $10 at Wawa. While walking home h

Alchen [17]

Answer:

The expression is $x=100-15-10+20-40+35$

Jake has in his wallet $\$90$

Step-by-step explanation:

Let

x-----> the money that Jake has in his wallet

we know that

The expression that represent the situation is equal to

1) Jake has $100 of birthday money in his wallet

$x=100$

2) He spends $15 at Twistee Treat and $10 at Wawa

$x=100-15-10$

3) He finds a $20 bill on the ground

$x=100-15-10+20$

3) His friend borrows $40 from Jake

$x=100-15-10+20-40$

4) At home, Jake mows the lawn and earns $35

$x=100-15-10+20-40+35$

$x=\$90$

5 0

3 years ago

Use the following similar triangles (ABC ~ DEF). If AC= 18 when DF=19 and AB=15, what is DE? Solve mathematically. Round your an

aev [14]

Answer:

Step-by-step explanation:

As they are similar triangles,we can write

$\frac{AB}{DE}$ = $\frac{AC}{DF}$

⇒ $\frac{15}{DE}$ = $\frac{18}{19}$

⇒DE=15.8

3 0

3 years ago

Read 2 more answers

2<br> -6x + 5y = 1<br> 6x + 4y = -10

Luba_88 [7]

Answer:

(-1,-1)

Step-by-step explanation:

finding y

-6x + 5y = 1

+ (6x + 4y = -10)

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

9y = -9

y = -1

finding x

-6x + 5(-1) = 1

-6x - 5 = 1

+ 5 = +5

-6x = 6

x= -1

6 0

3 years ago