Answer:
The minus sign between the two fractions was not distributed correctly.
Step-by-step explanation:
The error made in this solution of rational fractions' subtraction is that the minus sign between the two terms will change the signs of numerator of second fraction so the numerator in the answer will be 3.
The correct solution is:
Hence,
The error was in the last step of subtraction.
Answer:
16.5
Step-by-step explanation:
5 ft every 2 seconds= 2.5 ft per second 3 seconds= 7.5ft
24-7.5=16.5
Answer:
$197,4
Step-by-step explanation:
4 x 35 = 140 These are the four chairs before the sale.
35 x 18 / 100 = 6,3 35 - 6,3 = 28,7 Price of the chairs after the sale.
2 x 28,7 = 57,4
140 + 57,4 = 197,4
<span>If it's an identity over an infinite field, then it has an infinite number of solutions.
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Answer:
4<x<5.5
Step-by-step explanation:
18<4x+2 and 4x+2<24
16<4x and 4x<22
4<x and x< 5.5
4<x<5.5