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Valentin [98]
3 years ago
8

Help me please !!!!!!!!!

Mathematics
1 answer:
ANTONII [103]3 years ago
3 0
The answer in b next time make sure the picture is clear
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Sylvies age is 5 years less than half of katies age. if sylvie is 11 years old, what is katies age
UkoKoshka [18]
Katie is 32 years old
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3 years ago
Solve simultaneous equations 3x-2y=17 +2x-2y=10
Zarrin [17]

Answer:

(7;2)

Step-by-step explanation:

3x - 2y  = 17 \\  - 2y = 17 - 3x \\ 2x + 17 - 3x = 10 \\ 2x - 3x = 10 - 17 \\  - x =  - 7 \\ x = 7 \\  - 2y = 17 - 21 \\  - 2y =  - 4 \\ y = 2

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3 years ago
You can solve the following proportion by cross multiplying. What will the equation be after you cross multiply? 3/9 = x/15
aksik [14]
 3         x
---- = -----
  9       15

so 9x = 45 (and x =5).
4 0
3 years ago
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What does coincides mean in geometry
Marianna [84]

Answer:

Two lines or shapes that lie exactly on top of each other. Example: these two lines are coincident, only you can't see them both, because they are on top of each other.

Step-by-step explanation:

7 0
3 years ago
HELP BRAINLIEST FOR. CORRECT AND ALL ANSWERED ANSWER
SpyIntel [72]

Answer:

1. 6/7

2. 1/2

3. 7/10

4. 39/40

5. 15/28

6. 3/10

7. 7/12

8. 1/6

9. 5/12

10. 1/8

 Step-by-step explanation:

7 0
3 years ago
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