Jerry has a bag of 4 black marbles, 8 white marbles, 5 blue marbles, and 6 red marbles.
2 answers:
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Sum of two angles that are supplementary = 180°
Let the smaller angle be = x
Using this let us find the measures of the smaller angle and bigger angle .
∴ The measure of the two angles are = 21° and 159° .
Answer:
C) 75 + 50x = 25 + 70x
Step-by-step explanation:
ABC Tech:
$50 an hour. So,for x hours= 50 * x = 50x
Service charge = 75 + 50x
Tech Squad:
$70 an hour. So,for x hours= 70 * x = 70x
Service charge = 25 + 70x
C) 75 + 50x = 25 + 70x
50x - 70x = 25 - 75
-20x = -50
x = -50/-20
x =5/2 = 2hours