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  • 20-03-2021
  • Mathematics
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What’s the measure of A?

Whats the measure of A class=

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Megabruh9000
Megabruh9000 Megabruh9000
  • 20-03-2021

Answer: x = 11

Step-by-step explanation:

Complementary angles = 90*

Set the two equations equal to 90. Solve

4x + 6 + 4x - 4 = 90

8x +2 = 90

8x = 88

x = 11

Plug it in to see if it makes equation true

4 (11) + 6 + 4 (11) - 4 = 90

44 + 6 + 44 - 4 = 90

50 + 40 = 90

90 = 90

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