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Art [367]
3 years ago
6

Charity is four times as old as her daughter. She is also six years younger than her husband. The sum of their ages ten years to

come will be 117 years. How old is Charity today? ​
Mathematics
1 answer:
zubka84 [21]3 years ago
4 0

Answer: Charity is 36 years old today.

Step-by-step explanation:

Let x = Present age of daughter.

Age of Charity = 4x

Age of her husband = 4x+6

After 10 years,

Age of daughter = x+10

Age of Charity = 4x+10

Age of her husband = 4x+6+10=4x+16

As per given,

x+10+4x+10+4x+16=117

9x+36=117\\\\ 9x=117-36\\\\ 9x=81\\\\ x=9

Present age of Charity = 4(9)=36 years

Hence, Charity is 36 years old today.

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Question 1
enyata [817]

Answer:

x = 1/8

Step-by-step explanation:

Solve for x by simplifying both sides of the equation, then isolating the variable.

8 0
3 years ago
PLSSS HELP IF YOU TURLY KNOW THISS
dmitriy555 [2]

Answer:

B

Step-by-step explanation:

to change a mixed number into an improper fraction

a \frac{b}{c} = \frac{ac+b}{c} , then

9 \frac{1}{3}

= \frac{9(3)+1}{3}

= \frac{27+1}{3}

= \frac{28}{3}

7 0
2 years ago
Read 2 more answers
HELP ME ANSWER PLEASE<br>HELP <br>HELP<br>SOMEONE PLEASE<br>ANYBODY?
Sedaia [141]

Answer:

1. X > 8

2.  a.  X < 5

Step-by-step explanation:

1. 3x - 8 > 16

    +8.    +8

3x > 24

divide both sides by 3

x >8

2.   2x - 1 < 9

          +1.   +1

      2x < 10

divide both sides by 2

x < 5

8 0
3 years ago
Two numbers have a sum of 18, and 4 times the first number minus the second number is equal to 17. What is the smallest number?
sammy [17]

Answer:

The smallest number is 7

Step-by-step explanation:

Using simultaneous equation;

x+y = 18.....(1)

4x-y = 17.....(2)

from equation (1)..

x+y = 18

y = 18-x...(3)

substitute y into equation (2)

4x-y = 17

4x-(18-x) = 17

4x-18+x = 17

4x+x = 17+18

5x = 35

x = 35÷5

x = 7

substitute x into equation (3)

y = 18-x

y = 18-7

y = 11

Therefore; x=7

y=11

11+7=18

(4×7)-11=17

the smallest number is 7

4 0
3 years ago
Last year, ginger cost $15 per kilogram. Due to a harvest shortage this year, the price of ginger has to increase by 15% per kil
Anastaziya [24]
<h3>Answer:    17.25 dollars</h3>

=======================================================

Explanation:

15% of 15 = 0.15*15 = 2.25

The cost has increased by $2.25 which means the cost per kilogram is now 15+2.25 = 17.25 dollars

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

As a slight shortcut, we can multiply the old cost (15) by the multiplier 1.15 to get the same result:

1.15*15 = 17.25

This method allows us to chain together many percentage increases, and it also allows us to include percentage decreases as well. Note how 1.15 is basically the result of 100% + 15% = 1.00+0.15 = 1.15

4 0
3 years ago
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