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RUDIKE [14]
3 years ago
5

Combine the like terms to create an equivalent expression: -5r+ 8r+ 5

Mathematics
2 answers:
bulgar [2K]3 years ago
6 0
-5r+8r = equals 3 so the equivalent expression is 3r+5
Agata [3.3K]3 years ago
6 0

Answer:

3r + 5

Step-by-step explanation:

  1. -5r + 8r = 3r
  2. Re-write the expression: 3r + 5

I hope this helps!

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If Y= 9, is the inequality true or false? Y + 3 < 12
Serjik [45]

Answer:

False

Step-by-step explanation:

To solve this problem, plug in the value for Y, 9, into the inequality.

9 + 3 < 12

Now, solve the inequality. Evaluating 9 + 3, the equation becomes:

12 < 12

12 is not less than 12 (12 = 12), therefore the answer is false.

5 0
3 years ago
Read 2 more answers
Dwayne scored 55 points in the last basketball game, which is 10 points more than his previous personal best. Lebron scored 15 p
spin [16.1K]

Answer: a) 30, b) 120

Step-by-step explanation:

Since we have given that

Let the number of points Scored by Dwayne be 'd'.

Number of points in the last basket ball game = 55 points

According to question, we get that

d+10=55\\\\d=55-10\\\\d=45

Let the number of points that Chris's score be 'c'.

Number of points Lebron scored = 45

According to question, number of points scored by Chris is given by

c+15=45\\\\c=45-15\\\\c=30

a. How many points did Chris score during the game?

c = 30

b. If these are the only three players who scored, what was the team’s total number of points at the end of the game?

45+45+30=90+30\\\\=120

Hence, a) 30, b) 120

5 0
3 years ago
Solve this system of linear equations. Separate
AleksAgata [21]
  • 7x=-63-11y-(1)
  • 8x=93+11y--(2)

Adding both

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  • x=2

Putting in second one

  • 8(2)=93+11y
  • 11y=16-93
  • 11y=-77
  • y=-7
5 0
2 years ago
Read 2 more answers
Round 23 to the nearest ten
svetlana [45]

Answer:

20

23 is between 20 and 30, but it's closer to 20. So 23 is rounded down to 20.

7 0
3 years ago
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Andre is a salesman and his assigned territory has a radius of 45 miles. What is the area of Andre’s sales territory? Use 3.14
Delvig [45]

hi

formula for cicrle circumference is 2 *radius*Pi

as radius is 45, Pi is 3.14....

I let you do the math...

7 0
2 years ago
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