sbelgirl2000
15.01.2021 •
Mathematics
What is the anser to the equation 2^{2x+2} = 2^{3x}
A) x = 2.5
B) x = 1
C) x = 2
D) x = -2
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Ответ:
C) x = 2
2^{2x + 2} = 2^{3x}
Since both terms (above) have the same base, set the exponents to be equal:
2x + 2 = 3x (Rearrange to solve for x)
x = 2
∴ x = 2
Ответ:
1oz : 14 raisins
20 • 14 = 280
There would be 280 raisins in a 20 oz. box.