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Anna [14]
2 years ago
9

Solve this equation

Mathematics
1 answer:
Novosadov [1.4K]2 years ago
8 0
B. 9^2

explanation: 3^4 is equivalent to 3*3*3*3, which is 81
9^2 (9*9) also equals 81
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Chip and Manu are at a western movie. The movie starts at 11:20 AM and ends at 1:32 PM. How long is the movie?
adelina 88 [10]

Answer:

2 hours and 12minutes

Step-by-step explanation:

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7 0
2 years ago
Item 2 Order the steps in solving the system of linear equations by substitution. y is equal to 2 x minus 5 $y=2x-5$ negative x
il63 [147K]

Answer:

x = 7 ; y = 9

Step-by-step explanation:

Given the system of equation :

y = 2x - 5 - - - (1)

-x + y = 2 ___(2)

From (1)

y = 2x - 5

Put y = 2x - 5 into (2)

-x + 2x - 5 = 2

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x = 7

We can then solve for y;

Substituting x = 7 into. Equation (1)

y = 2x - 5

y = 2(7) - 5

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Hence ;

x = 7 ; y = 9

8 0
3 years ago
Solve this: x³+7x²= x²-9x
bija089 [108]

Answer:

x= 0 or x= -3

Step-by-step explanation:

Please see attached picture for full solution.

5 0
4 years ago
Help no one is on biology
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5 0
3 years ago
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Write the equation y - 3 = 4(x + 1) in standard form.
jeyben [28]
I only know the slope intercept form ones:

y+7=-2x-3
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Hope this helps at least a little :3
8 0
3 years ago
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