A system of equations has no solution.If y=8x +7 is one of the equations,which could be the other equation has no solution.If y=8x +7 is one of the equations,which could be the other equation

Answers

Answer 1
Answer:

Answer:

The other line is y= 8x - 7

Step-by-step explanation:

The given equation in two variable is

y= 8x ± 7

The two equations in two variables are:

Ax + By +C=0

P x + Q y +R=0

Now, the condition that these two equations has no solution is if;

A/P = B/Q ≠ P/R

Another condition is in terms of line , if the two lines have same slope.

For example, y= ax + b and , y = ax + p are two lines having same slope means they are parallel, that is they will never intersect.

If the line is , y = 8x + 7, the other line will be, y= 8x - 7

Answer 2
Answer:

Answer: Y = 8X - 7

Step-by-step explanation:

A system of equations with no solution, means the two lines are parallel to each other.

If parallel to each other, they will have common gradient but different intercept.


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An ant can travel at a constant speed of 980 inches every 5 minutes.1. How far does the ant travel in 1 minute?
2. At this rate ,how far can the ant travel in 7 minutes?

Answers

1. 196 a minute
2.1,372 in 7 mi s

Answer:

196 per minute, 1,372 per 7 min

Step-by-step explanation:

980/5=196

196*7=1,372

How are the characters developed in the passage? 1. Through their actions 2. Through dialogue 3. Through description 4.through flashback (History)

Answers

Characters are developed in the passage through their actions. Therefore, option A is correct.

What are the characters in a passage?

Characters are the people, animals, or entities portrayed in a literary work such as a passage, story, or novel. They are often the main focus of the narrative and drive the plot forward.

A character can be developed through various literary techniques such as actions. Their traits, motivations, and relationships with other characters help to create a deeper understanding of the story and its themes.

Well-developed characters often feel like real people, with complex personalities, histories, and emotions, which helps to engage the reader and create a sense of empathy or connection. Therefore, option A is correct.

Learn more about characters, here:

brainly.com/question/13141964

#SPJ3

Answer:

1

Step-by-step explanation:

Please help me out please

Answers

Answer:

31

Step-by-step explanation:

For rectangle ABCD, AC and BD are the lengths of the diagonals. The diagonals of a rectangle are congruent.

AC = BD

3x + 7 = 131 - x

Add x to both sides.

4x + 7 = 131

Subtract 7 from both sides.

4x = 124

Divide both sides by 4.

x = 31

There are 10 vehicles in a parking lot: 3 SUVs and 7 trucks. What is the probability that any 7 randomly chosen parking spots have 2 SUVs and 5 trucks OR 3 SUVs and 4 trucks?

Answers

We have to calculate the probability that any randomly choosen parking spots have 2 SUVs and 5 trucks or 3 SUVs and 4 trucks. We will use the formula with combinations: P = ( 3C2 * 7C5 ) / ( 10C7) + ( 3C3 * 4C7) / ( 10C7). For example: 10C7 = 10! / 7!*(10-7)! = 10!/7!*3!= 10*9*8/3*2*1 = 120, etc. P = ( 3 * 21 ) / 120 + ( 1 * 35 ) / 120 = 63 / 120 + 35 / 120 = 98 / 120 = 0.8166. Answer: The probability is 0.8166 or 81.66%.

a department store has 39 cartons of new shirts to unpack and display. Each carton contains 25 shirts. Each display rack holds 19 shirts.how many racks will the store need to hold all the shirts?

Answers

39*25=975
975/19=51
51 racks

The Polleys want to put in a swimming pool next summer. They need to save $6,000 over 12 months in order to achieve this goal. They set aside the same amount each month and after 7 months discovered they have saved $3,100. The Polleys know that they must adjust their plan in order to meet their goal, so they come up with the following options:Option A: Save the original amount each month but put the pool in one month later than originally planned.

Option B: Increase savings each month by $100 from their original plan

Answers

Answer:

Neither option A nor option B will allow them to meet their goal.

Step-by-step explanation:

Consider the provided information.

The Polleys want to put in a swimming pool next summer. They need to save $6,000 over 12 months in order to achieve this goal.

They set aside the same amount each month and after 7 months discovered they have saved $3,100. Now he left with 5 months (∴7+5=12 months)

Let x is the amount he was saving each month. He saved x amount for 7 months and after 7 months he has $3100.

7x=3100

x=442.86

He saved approximately $442.86 each month.

Option A Save the original amount each month but put the pool in one month later than originally planned.

That means the number of month he has now 5+1=6.

Now find how much he can save in 6 months if he save $442.86 per month.

6×442.86=2657.16

Now add his all savings as:

$3100+$2657.16=$5757.16

Thus, the option A will not allow him to meet his goal.

Now consider the option B) Increase savings each month by $100 from their original plan.

Previously he was saving $442.86 each month now increase this number by $100.

$442.86+$100=$542.86

In 5 months he can save:

5×542.86=$2714.3

Now add his all savings as:

$3100+$2714.3= 5814.3

Thus, the option B will not allow him to meet his goal.

Answer:

its D

Step-by-step explanation: