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Sunny_sXe [5.5K]

3 years ago

8

Write a simplified expression for the perimeter of the triangle.

1 answer:

Anit [1.1K]3 years ago

8 0

Answer:

<em>15m+13</em>

Step-by-step explanation:

<em>The perimeter of a triangle is the sum of all sides.</em>

<em /> $=(7m+4)+(8m-3)+(12)\\\\=7m+4+8m-3+12\\\\=15m+13$

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If 6 is added to three quarters of a certain number, the result is 42 . Find the original number

Basile [38]

Answer:

Step-by-step explanation

Hello!

3x/4 + 6=42

3x/4=42-6 = 36

3x = 36*4

3x = 144

x= 144/3 =48

3/4 of 48 = (48*3) / 4 =36

36+6=42

the original number is 48

4 0

3 years ago

Read 2 more answers

Connor went to the county fair with $32.50 in his pocket. He bought a hot dog and a drink for $4.50 and then

Alekssandra [29.7K]

Answer:

The answer is 14.

Step-by-step explanation:

4.50 + 2.00x ≤ 32.50

32.50 - 4.50 = 28

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The total number of tickets he can buy is 14.

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3 years ago

Determine whether or not the two triangles are congruent. If they are state by what postulate.

avanturin [10]

Congruent
SSS (because of Pythagoras)

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3 years ago

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serious [3.7K]

Answer:

(x,y)=(0,0)

Step-by-step explanation:

Simplify -5x+3y=2x

2y=2x

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2 years ago

Which equivalent fractions can you use to find the difference of 5 and 3/13 and 1 and 4/9 ?

lbvjy [14]

5 3/13 = 68/13
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4 years ago