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MatroZZZ [7]
3 years ago
14

Solve the equation. How old is Sam?

Mathematics
2 answers:
omeli [17]3 years ago
7 0

Answer:

6

Step-by-step explanation:

let age be = to x

2x + 5 = 3x - 1

-x = -6

x = 6

Alisiya [41]3 years ago
4 0

Answer:

Step-by-step explanation:

let the sam's age be x

2x+5=3x-1

5+1=3x-2x

6=x

therefore sam's age is 6.

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PLEAE help with this
ratelena [41]

Answer:

x = 67°

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Subtract the sum of the 2 angles from 180 for x , that is

x = 180° - (38 + 75)° = 180° - 113° = 67°

5 0
2 years ago
Calculate the average rate of change for the graphed sequence from n = 2 to n = 6.
ddd [48]

Answer:

  -3

Step-by-step explanation:

The average rate of change from point (x1, y1) to point (x2, y2) is given by ...

  m = (y2 -y1)/(x2 -x1)

For the given points, this is ...

  m = (2 -14)/(6 -2) = -12/4 = -3

The average rate of change on the interval is -3.

3 0
2 years ago
Evaluate the expression when a = 13. 89 + a
Korvikt [17]

Answer:

102

Step-by-step explanation:

89 + a

Let a=13

89+13

102

4 0
3 years ago
Guys help.. this is overdue..
loris [4]
So if his homework takes 25 minutes , and his math takes m minutes , and then as a while it takes h minutes, here’s an example of two equations you can use ;
M+25= h of 25+m=h you can do either one as you please because it doesn’t matter the order as long as they
Both equal h !! Hope this helps , sorry that it’s overdue :( have a great day:))))
4 0
2 years ago
Read 2 more answers
22 = 5c + 3c - c +8<br>Please solve for c.​
bogdanovich [222]

Answer:2=c

Step-by-step explanation:

22=5c+3c-c+8

22-8=5c+3c-c+8-8

14=5c+3c-c+0

14=5c+3c-c

14=8c-2

14=7c

14/7=7c/7

2=c

Check answer by pluging 2 in for c.

5*2+3*2-2+8

=10+6-2+8

=16-2+8

=14+8

=22

The final answer is 2=c

4 0
3 years ago
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