Question

If 3x + 15° and 2x + 25° are supplementary , find the value of x ?

Answer 1

Answer:

x=28.....................

Answer 2

Answer:

3x +15 + 2x + 25 =180

because they are supplementary

5x + 40 = 180

5x. = 180-40

x = 140/5

x = 28

Step-by-step explanation:

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