4х+6y = 40 2х+бу= 26 How do u do the work for this equation
1 answer:
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Answer:
x=20
Step-by-step explanation:
we know that
If two angles are complementary, the cofunction identities state that the sine of one equals the cosine of the other and vice versa
In this problem
(x+16)° and (2x+14)° are complementary
That means----> the sum is equal to 90 degrees
so
solve for x
First, find the number of cards that is left. 600 - 280 = 320.
Now find what percent of 600 320 is. This can be done like so:
· 100%
This gives us 46.67 % (rounded to the nearest hundredth).
Now find what percent of 600 320 is. This can be done like so:
This gives us 46.67 % (rounded to the nearest hundredth).