show the work plz
14n +72
6n +72
14n +90
6n + 72 is the expression is equivalent to 10n + 81 - 4n - 9
An expression is combination of variables, numbers and operators.
The given expression is 10n + 81 - 4n - 9
Ten times of n plus Eighty one minus four times of n minus nine
In the given equation n is the variable, plus and minus are operators
10n + 81 - 4n - 9
We need to add the like terms.
Like terms means terms of variables with same power.
10n + 81 - 4n - 9
6n+72
Hence, 6n + 72 is the expression is equivalent to 10n + 81 - 4n - 9
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Answer:
6n + 72
Step-by-step explanation:
10n + 81 - 4n - 9
6n + 72
The number 7/10 is a rational number.
A rational number is any number that can be expressed as the ratio of two integers, where the denominator is not zero.
In the case of 7/10, both the numerator (7) and the denominator (10) are integers.
Since 7/10 can be written as the fraction of two integers, it falls under the category of rational numbers.
Rational numbers can be expressed as fractions or terminating or repeating decimals.
In this case, 7/10 can be written as the fraction 7/10 or as the decimal 0.7, which is a terminating decimal.
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Rational. Hope that helps!