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2 years ago

Through (-1,-4), parallel to y=7x-4

1 answer:

7 0

Y=7x+3

They are parallel so the slope is the same and plug in the two coordinates to get the y intercept. This gives you y=7x+3

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Y = -x^2 Answer the problem.

Vinil7 [7]

Answer:

x=0

Step-by-step explanation:

substitute y=0

0= -x^2

then swap the sides

-x^2=0 ,

change the signs

x^2=0

set the base equal to 0

x=0

8 0

2 years ago

Read 2 more answers

Evaluate the expression 7+3²× 2

disa [49]

Answer:

Step-by-step explanation:

6 0

2 years ago

Twice the sum of a number, n, and seven is four less than the quotient of a number, n, and three.

deff fn [24]

Answer:

Step-by-step explanation:

$2(n+7)=\frac{n}{3}-4\\ \\ 2n+14=\frac{n-12}{3}\\ \\ 6n+42=n-12\\ \\ 5n+42=-12\\ \\ 5n=30\\ \\ n=6$

3 0

2 years ago

Which values represent the first two terms of the sequence a1=2 and an=-2(an-1)^2?

Mars2501 [29]

Hello,

$a_{1}=2$
$a_{n+1}=-2*a_{n}^2$

$a_{1}=2$
$a_{2}=-2*2^{2}=-8$
$a_{3}=-2*(-8)^{2}=-2*64=-128$

Answer C

3 0

2 years ago

20 points

djverab [1.8K]

Answer:

To solve the system below by substitution, replace y in the second equation with 7−6x.

==> False

This statement is false. To solve the system by substitution, replace x in the second equation with 7−6x.

==> False.

This statement is false. To solve the system by substitution, replace y in the first equation with 7−6x.

==> False

This statement is false. To solve the system by substitution, replace y in the second equation with 6x−7.

==> True.

From the first equation, 6x-y=7

y= 6x-7

7 0

2 years ago