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katrin [286]
3 years ago
9

Use substitution to solve the system of equations.

Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
6 0
I believe you haven't included the system of equations for us to solve.

However, I will tell you that you need to solve for one variable in an equation and substitute that into the other equation.
For example:
x = yz; z = x/y
a = zb; a = (x/y)b

Hope this helps!
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Cheryl and her sister Diane walk to school along the same route. Cheryl walks at an average of
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The distance between their house and the school from the information given will be 777.60 meters.

<h3>How to calculate the distance?</h3>

The distance between their house and the school will be:

= 80 × 81 × 12

= 77760cm

= 777.60 meters.

When Diane takes 16 min to walk to school, the length of her steps will be:

= 77760/(16 × 90)

= 54 cm

Learn more about distance on:

brainly.com/question/17273444

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H is inversely proportional to p
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8 is the correct answer ...

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