ean1301 ean1301

22-08-2019
Mathematics

contestada

Solve for x if the Perimeter = 26
14-2x
2x + 1
3x - 1

Solve for x if the Perimeter 26 142x 2x 1 3x 1 class=

Respuesta :

absor201 absor201

22-08-2019

Answer:

x = 4

Step-by-step explanation:

Perimeter of triangle = sum of all sides

Side 1: 14 - 2x

Side 2: 3x - 1

Side 3: 2x + 1

Perimeter= side 1 + side 2 + side 3

26 = 14 - 2x + 3x - 1 + 2x + 1

26 = 14 - 1 + 1 - 2x + 3x + 2x

26 = 14 + 3x

3x = 12

x = 12/3

x = 4

!!

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