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Anton [14]
3 years ago
15

Sam used algebra tiles to make this model of an equation. Based on Sam's equation what statement is true.

Mathematics
1 answer:
aksik [14]3 years ago
6 0

Answer:

(B)

Step-by-step explanation:

Let  us denote rectangular tiles by R and square tile by S, then

According to figure.

3 rectangular tiles +2 square tiles +2 square tiles =2 rectangular tiles +4 square tiles +1 rectangular tiles +4 square tiles

∴3R+2S+2R=2R+4S+R+4S

⇒5R+2S=3R+8S

⇒5R-3R=8S-2S

⇒2R=6S

⇒R=3S

Hence, 0ne rectangle =3 square

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Which number(s) below belong to the solution set of the inequality? Check all
pickupchik [31]

Answer:

C)  1

F)  29

Step-by-step explanation:

all numbers less than 30 are solutions

3 0
3 years ago
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The sum of the solutions of (12x - 4) = 8 is__
Natalija [7]

Answer:

Solution,

12x-4=8

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or,12x=12

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hope it helped you

5 0
3 years ago
2. 3 times the sum of a number x and 13
torisob [31]

Answer:

(x+13)2.3                 if simplifying.    

Step-by-step explanation:

sum means add. so x plus 13  times 2.3     or    2.3(x+13)

8 0
4 years ago
If you help me on this god bless you, I NEED HELP !
joja [24]

Answer:

  1. given
  2. additive property of equality
  3. segment addition postulate
  4. segment addition postulate
  5. transitive property

Step-by-step explanation:

In an equation, the additive property of equality states that if we add or subtract the same number to both sides of an equation, the sides remain equal.

transitive property,  If a = b and b = c, then a = c.

Segment Addition Postulate Defined. The segment addition postulate states that if we are given two points on a line segment, A and C, a third point B lies on the line segment AC if and only if the distances between the points meet the requirements of the equation AB + BC = AC.

I hope this was good enough for you:

4 0
3 years ago
X2 + 4x - 9 = 5x + 3<br> O A. 4<br> O B. -3<br> O C. -7<br> O D. 5<br> E. -2<br> F-4
elena-14-01-66 [18.8K]

Answer:

{x}^{2}  + 4x - 9 = 5x + 3 \\  {x }^{2}  - x - 12 \\  {x}^{2}  - 4x + 3x - 12 \\ x(x - 4) + 3(x - 4) \\ (x - 4)(x + 3) \\ x = 4 \: and - 3

7 0
3 years ago
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