Answer:
x = 32
Explanation:
The sum of the measures of complementary angles is 90°.
x + 3 + 2x - 9 = 90
3x - 6 = 90
3x = 96
Complementary angles add to 90 degrees
x+3 + 2x-9 = 90
Combine like terms
3x-6 = 90
Add 6 to each side
3x-6+6 = 90+6
Divide each side by 3
3x/3 = 96/3
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