1 answer:
Answer:
120
Step-by-step explanation:
First, you want to find the third angle
to do that you 180-33+87=60
x=60
since x and y are on a straight line, to find y would be 180-x
180-60=120
y=120
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Answer:
Age= 15
Step-by-step explanation:
Let a be for age at the moment
(a-3)^2 =6(a+9)
a^2-6a+9=6a+54
a^2-12a-45
(a-15)(a+3)
a=15 or a=-3
Age cannot be negative (-)
Therefore
Age =15
Answer:
The answer is B, I just took the test.
Step-by-step explanation:
Answer:
12 is 50% of 24
7 is 20% of 35
9 is 10% of 90
20/60 is 33.33%
Answer:
140 - 9 (12) + 3
140 - 108 +3
140 - 111
= 29
Answer:
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