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RUDIKE [14]
3 years ago
13

Dimitrius returned 5 library books last week, returned 3 books this week , and then checked out 8 more books. He now has 12 libr

ary books. How many books did he have before last week?
Mathematics
1 answer:
Wittaler [7]3 years ago
4 0
He had 16 books because 8+3+5=16
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What must be added to x² + 6x²-x+ 5 to make it exact divisible by (x + 3)​
maxonik [38]

Let f(x) = x² + 6x²-x+ 5 then ,

number to be added be P

then,

f(x) = x² + 6x²-x+ 5 +P

According to the qn,

(x+3) is exactly divisible by zero then,

R=0

comparing .. we get a= -3

now by remainder theorm

R=f(a)

0=f(-3)

0=(-3)² + 6(-3)²-(-3)+ 5 + P

0= 9 + 54 + 3 + 5 + P

-71=P

therefore, -71 should be added.

Hope you understand

4 0
2 years ago
Please help, I will mark you brainiest, thank you’
stich3 [128]

Answer:

a

Step-by-step explanation:

6 0
3 years ago
What is the solution to -55+q=7<br><br> A. a=-62<br><br> B. q=62<br><br> C. q=42<br><br> D. q=-42
Scorpion4ik [409]

Answer:

C, as q = 62.

Step-by-step explanation:

When you have an equation, your goal is to get the letter you are solving for alone. To do this, you employ a simple rule: what you do to one side of the equals sign, you must do the other.

To isolate q in -55 + q = 7, you must add 55 to the left side. q is now alone. However, because we added 55 to the left side, we must also do it to the right! 7 + 55 = 62, so the new right side is 62. Hence, we get to this:

q = 62

The answer is now in plain sight!

4 0
3 years ago
Read 2 more answers
Help me please, you gonna be my hero
Lisa [10]

The rate of change of the relationship is 6/5

<h3>Rate of change of a line</h3>

The rate of change of a line is also known as the slope of the line. The formula for calculating the slope of a line is expressed as:

Slope =y2-y1/x2-x1

Given the coordinate points (-3,-2) and (2, 4). On substituting;

Slope = 4-(-2)/2-(-3)

Slope =4+2/2+3

Slope = 6/5

Hence the rate of change of the relationship is 6/5

Learn more on rate of change here: brainly.com/question/25184007

#SPJ1

8 0
2 years ago
A mechanic earned $983.88 for42.5 hours of work. Which is the best estimate of how much the mechanic
valentina_108 [34]

Answer:

23.15 an hour

Step-by-step explanation:

5 0
3 years ago
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