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chubhunter [2.5K]
3 years ago
14

A father gave his son 5/7 of his monthly allowance keeping the rest for a previous debt. The son spent 5/7 of what his father ga

ve him and now has $9.60 left. What is the son's normal allowance?
Mathematics
1 answer:
lesya [120]3 years ago
4 0

M = Monthly Allowance.

N = 5/7 of M (Monthly Allowance)

5/7 of 5/7 of M = 9.60

5/7 * 5/7 * M = 9.60

Rearrange the formula to find M

M = 9.60 / (5/7) / (5/7) = 18.816

<h2>Monthly Allowance = $18.816</h2>
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Translate each English phrase in the following problem into an algebraic expression and set up the related equation. Let z be th
Ede4ka [16]

The English phrase of the obtained equation is 12 times z subtracted by 3. The obtained equation after solving is 12z -23

<h3>What exactly is simplification?</h3>

Simplifying means making something easier to do or comprehend, as well as making something less difficult.

Given data;

z be the unknown number

Given conditions;

1. The difference between a number and −23.

2.−23 is equal to the product of the number and 13.

The mathematical form of the given phrase is;

⇒ z - (-23) = z × 13

⇒z+23 = 13z

⇒12z -23

The English phrase of the obtained equation is 12 times z subtracted by 3.

Hence the simplification of the given expressions is 12z -23.

To learn more about the simplification, refer to:

brainly.com/question/23509407

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2 years ago
GIVING BRAINLIEST!!!
Blababa [14]

Answer:

a) -4

b) 2

Step-by-step explanation:

a) f(-2) = 3*-2 + 2 = -4

b) f(x) = 8

3x + 2 = 8

3x = 8 -2

3x = 6

x = 6/3

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7 0
2 years ago
X|x integars between 4 &amp; 8 lost the elements in the set<br>​
Paladinen [302]

Answer:

The set of integer between 4 and 8 = { 5, 6, 7 }.

Step-by-step explanation:

Set:

A set is a well-defined  collection of distinct objects, elements encloses in curly bracket.  

For example.

set of vowels = { a, e, i, o, u }

set of any three Capital alphabets = { A, B ,Z }

set of cars = { Ferrari, Volvo, Mercedes, Audi }

Now we want set of integer between 4 and 8

Integer: All the positive and negative natural numbers are called integers.

-1, -2, -3, 1, 2, 3, 4, 5, 6 ,7 , 8 ..

The set of integer between 4 and 8 = { 5, 6, 7 }.

4 0
3 years ago
Which of the following, is not a solution for the inequalities is represented by the graph shown?
stealth61 [152]

Answer:

(0,1)

Step-by-step explanation:

This is because (0,1) is right on the line, while the other choices are inside of the blue shaded area.

If this answer is correct, please make me Brainliest!

3 0
3 years ago
First one to answer this gets brainlest:<br> What is 5 * 4 + (6 / [ 2 + 1 ] ) *11
Nonamiya [84]

Answer:

42

Step-by-step explanation:

5 * 4 + (6 / [ 2 + 1 ] ) *11

5 * 4 +2 * 11

20 +2 * 11

20+ 22

42

3 0
3 years ago
Read 2 more answers
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