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4 years ago

12

Simplify. -6i(5+3i) Enter your answer in standard form, in the box

2 answers:

Nimfa-mama [501]4 years ago

7 0

Answer:

Step-by-step explanation:

Naily [24]4 years ago

6 0

Answer:

Pretty sure the answer is 18-30i

Step-by-step explanation:

-30i - 18i^2

-30i - 18 x (-1)

-30i +18

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3 years ago

Whats the inverse of 17=1+9n

WINSTONCH [101]

Answer:

$\frac{9}{16}$

Step-by-step explanation:

$17 = 1 + 9n$

Subtract 1 from both sides

$17 - 1 = 1 - 1 + 9n$

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The inverse of the answer is

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3 years ago

2x-4y=8<br> x+2y=4<br> How many solutions (x, y) are there to the system of equations above? explain

Mekhanik [1.2K]

Answer:

Exactly one solution.

Step-by-step explanation:

2x-4y=8

x+2y=4 /*2

<em>2x-4y=8</em>

<em><u>2x+4y=8 (+)</u></em>

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x=4

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y=0

(x;y)={(4; 0)}

Exactly one solution.

6 0

4 years ago