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36 votes
36 votes
What’s the measure of A?

What’s the measure of A?-example-1
User Trystuff
by
2.7k points

1 Answer

12 votes
12 votes

Answer: x = 11

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

User Jack Barham
by
3.2k points