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Lostsunrise [7]
3 years ago
6

Find the solution for the system of linear equations by substitution: y = x. y = 2x - 4

Mathematics
2 answers:
Ghella [55]3 years ago
6 0
The answer would be Y=4
almond37 [142]3 years ago
4 0

Answer:

y= 4

Step-by-step explanation:

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A car advertisement states that a certain car can accelerate from rest to 70 km/h in 7 seconds. Find the cars average accelerati
Ray Of Light [21]

Answer:

v_0(initial velocity)           v_f(final velocity)     a(acceleration)

v_0=70 km/h    v_f= 0 km/h( rest)

Kinematics equation is a=(v_f-v-0)/time

a=(0-70)/(7/3600)  which means it decelerates at -36000 km/h

This number is humongous; I would advise you to re-check the problem and see if the the time it takes is 7 hours rather than 7 seconds. Notice that I put the time as 7/3600 because it is 7 seconds which should be converted to hours.



3 0
3 years ago
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\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}

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4 0
3 years ago
Read 2 more answers
I need the (rate of change____, so the rock is falling___meters per sec) (the initial value,the initial hight)
stepladder [879]

Answer:

- 6 m/s

Step-by-step explanation:

The rate of change is a measure of the slope and can be calculated using the slope formula

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3 years ago
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liberstina [14]

Answer:

x=2

Step-by-step explanation:

5x-7=5-x

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5 0
3 years ago
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