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yarga [219]
3 years ago
9

Solve by factoring: x2 - 9x + 20 = 0

Mathematics
1 answer:
aleksley [76]3 years ago
5 0

Answer:

(x-4)(x-5)

x^2 -9x+20

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Sam and Mary are picking a topping for the ice cream. Their choices are strawberries, chocolate chips, gummi bears, caramel sauc
Pani-rosa [81]

Answer:

2/5

Step-by-step explanation: Total outcomes=5

favourable outcomes=2

Therefore ,P(E)=2/5

8 0
3 years ago
Solve for brainless!​
Luba_88 [7]

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15. 1/3 times 1/3 times 1/3 times 1/3 and 1/81

16. 3/4 times 3/4 and 9/16

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3 0
3 years ago
One interior angle of a triangle is 30⁰. The other angle measures are x⁰ and y⁰. Which of the following could be the values of x
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Step-by-step explanation:

One interior angle of a triangle = 30⁰ .

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=> x + y = 180⁰ - 30⁰.

=> x + y = 150⁰.

Possible solution set of x and y are ,

(1,149) (2,148 ) ...... (148+2) & (149+1)

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8 0
3 years ago
Which equation is modeled below?
Slav-nsk [51]

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B

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7 0
4 years ago
Can someone help me on these two cuz honestly I don't know
aliina [53]

Answer:

1. -a + b = depends on which integer is bigger, if b is bigger than a, then it would be positive. If -a is bigger, then it will be negative

2. a-(-b) = positive

3. -a * b = negative

a. 87 + 65    b. -58+42

c. 73+(-55)   d. -47+(-30)

Step-by-step explanation:

Remember:

two positives(multiply or divide) = positive

two negatives(multiply or divide) = positive

a positive and a negative(multiply or divide) = negative

two positives(addition) = positive, (subtract) = depends on which integer is bigger

two negatives(addition) = positive, (subtract) = depends on which integer is bigger

3 0
3 years ago
Read 2 more answers
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