Question

The complement of a angle measuring 2x+3 degrees

Answer 1

Complementary angles measure 90°

So

y = is the complementary angle

(2x + 3) + y = 90°

Solve for y

y = 90 - 2x - 3

Simplification

y = 87 - 2x

Result

Complementary angle = 87 - 2x