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Brrunno [24]
3 years ago
11

Match each system of linear equations to its solution. A. (5, –6) b. (–2, 8) c. no solution d. (3, 1) e. (2, –8) f. (4, –1) g. i

nfinitely many solutions h. (–4, 12)
Mathematics
1 answer:
almond37 [142]3 years ago
7 0

Answer:

NOT SURE HOLD ON

Step-by-step explanation:

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WILL MARK BRAINLEIST!!
Darina [25.2K]

Answer:

x = 12.26

Step-by-step explanation:

sin  = opp/hyp

sin 50 = x/16

multiply both sides by 16

16 * sin50 = x

Use calculator

x = 12.256711089903649

Rounded

x = 12.26

8 0
3 years ago
Read 2 more answers
The value of 6 dimes is what percent of value of a dollar?
vovangra [49]

Answer:

60%

Step-by-step explanation:

Dimes are 10 cents 10 times 6 is 60

A dollar is 100 cents

6 0
3 years ago
Andrew bought 3 baseball cards for $240. After a few months, he got an offer from his friend Jack to buy the first card for doub
Dominik [7]
First we define variables:
 x = first card original value
 y = second card original value
 z = third card original value
 We write the system of equations:
 Andrew bought 3 baseball cards for $ 240:
 x + y + z = 240
 the first card (at its original value) along with the second card (at its original price) and got $ 320:
 2x + y = 320
 the first card (at its original value) card along with the third card (at its original price) would have only got him $ 280:
 2x + z = 280
 Solving the system we have:
 x = 120
 y = 80
 z = 40
 Answer:
 
The original prices for each of the 3 baseball cards is:
 
(120, 80, 40)
8 0
3 years ago
Question 2 please fas
Len [333]

Answer:

a = 3, b = 2

Step-by-step explanation:

It is given that both the polynomials are equal.

Therefore, h(x) = k(x)

{x}^{3}  + (a + b) {x}^{2}  - 4x + 2 \\  =  {x}^{3}  + 5 {x}^{2}  - (2a - b)x + 2 \\  \\ equating \: like \: terms \: on \: both \: sides \\ (a + b) {x}^{2}  = 5 {x}^{2}   \\  \implies \: a + b = 5.....(1) \\  \\  - (2a - b)x =  - 4x \\ 2a - b = 4....(2) \\  \\ adding \: equations \: (1) \: and \: (2) \\  \\ 3a = 9 \\   \implies \: a =  \frac{9}{3}  \\   \huge \red{ \boxed{\implies \: a = 3}} \\  \\ substituting \: a = 3 \: in \: equation \: (1) \\ 3 + b = 5 \\   \implies \: b = 5 - 3 \\ \huge \purple{ \boxed{ \implies  b = 2}}

5 0
4 years ago
Help me please I don't have idea
galina1969 [7]
The answer would be B, 5. Hope this helps!
6 0
3 years ago
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