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Sphinxa [80]
3 years ago
14

He sum of the f

Mathematics
1 answer:
Illusion [34]3 years ago
8 0

Answer:

what i dont unederstand

Step-by-step explanation: jk its 2343 terms

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Maya reads 1/8 of a newspaper in 1/28 of a minute.how many minutes does she need to read an entire paper
zepelin [54]
8/20 of a minute or 2/5 of a minute
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What is the multiplication inverse of 1/4 A. 1.8<br> B. 1/2<br> C. 4 <br>D 8/1​
Arada [10]

The inverse of 1/4 is 4.

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3 years ago
A sweater is marked down from $25 to $18. What is the percent of change
zhenek [66]

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28 percent off is the answer :)

Step-by-step explanation:

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3 years ago
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Solve the system using elimination.<br><br> 2x + 3y = 17<br> x + 5y = 19
ale4655 [162]

\left\{\begin{array}{ccc}2x+3y=17\\x+5y=19&|\text{multiply both sides by (-2)}\end{array}\right\\\underline{+\left\{\begin{array}{ccc}2x+3y=17\\-2x-10y=-38\end{array}\right}\qquad\text{add both sides of equations}\\.\qquad\qquad-7y=-21\qquad\text{divide both sides by (-7)}\\.\qquad\qquad \boxed{y=3}\\\\\\\text{Substitute the value of y to the second equation}\\\\x+5(3)=19\\\\x=15=19\qquad\text{subtract 15 from both sides}\\\\\boxed{x=4}\\\\Answer:\ x=4\ and\ y=3.

5 0
3 years ago
there's some number that if you subtract 15 from it first, and then multiply that total by 7, the result is 28. find the number
yulyashka [42]
(x-15)*7=28

x-15=4

x=19

Final answer: 19
6 0
2 years ago
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