(9×+7)+ (5×+3)if a and b are two supplementary angles find value of x
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Answered by
1
the answer =9x+7+5x+3=180
Answered by
1
Answer:
x = 12.14°
Step-by-step explanation:
Supplemetary angles add up to 180°.
=> (9x+7)° + (5x+3)° = 180°
=> 14x+10 = 180°
=> 14x = 180-10
=> 14x = 170°
=> x = 12.14°
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