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koban [17]
3 years ago
8

Matteo has &400 in his saving account. on average he spends $10 per week on buying apps. Luca has $200 in his savings accoun

t. he is saving $15 a week in order to buy a new Playstation. When will matteo and luca have the same amount of money?
Mathematics
1 answer:
Pavel [41]3 years ago
3 0

Answer:

8 weeks

Step-by-step explanation:

Given data

Matteo

Amount= $400

Spending per week= $10

Hence his balance after x weeks is given as

y=400-10x-------------1

Luca

Amount= $200

Spending per week= $15

Hence his balance after x weeks is given as

y=200+15x-------------2

Equate 1 and 2

400-10x=200+15x

collect like terms

400-200=15x+10x

200=25x

x= 200/25

x= 8 weeks

Hence it will take 8 weeks

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The answer is forty four 44

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saveliy_v [14]
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X intercepts: (1,0) and (5,0)
Y intercept: (0,5)

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2 years ago
Which expression has the same value as 3,648 - 1,223? A. 3,000 - 1,000 + 40 - 20 + 8 - 3 + 6 - 2 B. 3,000 - 1,000 + 600 - 200 +
natulia [17]

Answer:

B

Step-by-step explanation:

3000-1000 = 2000

600-200 = + 400

40 - 20 = + 20

8 - 3 = + 5

7 0
3 years ago
It’s late! Please help me asap!
Ede4ka [16]

Answer:

D. x = 6

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Equality Properties

<u>Trigonometry</u>

  • [Right Triangles Only] Pythagorean Theorem: a² + b² = c²

Step-by-step explanation:

<u>Step 1: Identify Variables</u>

Leg <em>a</em> = 8

Leg <em>b</em> = <em>x</em>

Hypotenuse <em>c</em> = 10

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Substitute [PT]:                    8² + x² = 10²
  2. Isolate <em>x</em> term:                      x² = 10² - 8²
  3. Exponents:                           x² = 100 - 64
  4. Subtract:                               x² = 36
  5. Isolate <em>x</em>:                               x = 6
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MakcuM [25]

Answer:

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