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irinina [24]
3 years ago
11

Linear equation

Mathematics
1 answer:
Mazyrski [523]3 years ago
6 0
<h2><u>Answer:</u></h2>

Susan = x

Gina = 3x

Sum of their ages = 12

Susan's age = ?

We can see that,

2x=10x = \frac{10}{2}x= 210  x = 5x=5

Susan is <u>3</u><u> </u><u>years </u>old.

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Step-by-step explanation:

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Performance task A parade route must start And and at the intersections shown on the map. The city requires that the total dista
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Answer:

  A: the proposed route is 3.09 miles, so exceeds the city's limit

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The length of the route in grid squares can be found using the Pythagorean theorem on the two parts of the route. Let 'a' represent the length of the route to the park from the start, and 'b' represent the route length from the park to the finish. Then we have (in grid squares) ...

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and

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The proposed route is too long by 0.09 miles.

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