Question

If the angles (2x-3) and (5x+9) are complementary angles., then find the value of x

Answer 1

Answer:

value of x= 12 °

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Solution;

Here, (2x-3)° and (5x+9)° are complementary angles.

Now;

(2x-3)°+(5x+9)°=90° [ Sum of complementary angles]

or, 2x°-3°+5x°+9°=90°

or, 7x°+6°=90°

or, 7x°=90°-6°

or, x=84°/7

or, x=12°

Hence, the required value of x is 12°.