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Elenna [48]
3 years ago
9

...........................

Mathematics
2 answers:
diamong [38]3 years ago
8 0

Answer:

the right answer is d)40 because supplementary=180,180-140=40

Sergeeva-Olga [200]3 years ago
5 0
<h2>♪Answer : </h2>

<u>Given</u><u> </u><u>:</u><u> </u><u>-</u><u> </u>

  • <A = 140°
  • <B = ?

So, <B = 180° - 140° = 40°✅

»Option (D.)

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Virty [35]

Solution:

Number of wooden boards that Pierre possess= 220

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The two expression which represents the number of tables T and chairs C he can make with 220 wooden boards and 760 nails

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2. 48 T+37 C≤760

We can solve it by two methods, either graphically or by finding their point of intersections,as these two are inequalities in two variable

Equation (1) × 37 - Equation (2) × 8

481 T + 296 C-384 T -296 C≤8140 - 6080

97 T ≤ 2060

T ≤ 21.23(approx)

Putting the value of T in equation (1),

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8 C ≤ 220 - 347.80

8 C≤-127.80

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So, the two inequalities which represents number of chairs and number of tables is incorrect.

So, we can't find total number of chairs and total number of tables with the given inequalities.

5 0
4 years ago
Terri will replace the tile and carpet in her apartment. How many total square feet of tile and carpet must Terri purchase in or
lana66690 [7]

Answer:Terry need to purchase  195\ ft^{2} of tile and 663\ ft^{2} of carpet for a total area of 858\ ft^{2}

Step-by-step explanation:

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step 2

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3 years ago
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