keniaviramontes23 keniaviramontes23
  • 23-04-2020
  • Mathematics
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What is the value of ‘x’?

What is the value of x class=

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AP3623
AP3623 AP3623
  • 23-04-2020

Answer:

7

Step-by-step explanation:

Triangles add up to 180.

90 degrees are already used, leaving us with 90.

90 = 7x + 6 + 4x + 7

Combine like terms.

90 = 11x + 13.

Subtract.

90 - 13 = 77 = 11x

Divide.

77 / 11 = 7.

7 = x

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