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Serjik [45]
3 years ago
9

Evaluate 8r-rs when r=6 and s=5

Mathematics
2 answers:
MAVERICK [17]3 years ago
6 0

Answer:

18

Step-by-step explanation:

Given the expression 8r - rs and the values for r and s being 6 and 5, respectively, we can substitute the variables with the values to determine the solution to the expression.

8r - rs    (Substitute)

= 8(6) - (6)(5)    (Simplify)

= 48 - 30

= 18

Nadya [2.5K]3 years ago
6 0

Steps to solve:

8r - rs; r = 6 and s = 5

~Substitute

8(6) - (6)(5)

~Simplify

48 - 30

~Subtract

18

Best of Luck!

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Well, the first thing you would do is find like denominators for each fraction.

Since the smallest common term between the two is 40, that will be your denominator for each. Then you would multiply the numerator by the number your denominator was multiplied to get to 40. So, you would end up with 16/40 because 5*8=40 and 2*8=16 and 5/40 because 8*5=40 and 1*5=5.

After that, you would just subtract them.

16/40 - 5/40 = 11/40 and as a decimal that is 0.275. So, Joe has eaten 0.275 more pizza than Jane.

Hope this helps! :)


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Si un rectángulo con perímetro de 74 pulgadas tiene un largo de 5 pies más que el ancho,
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Perímetro del rectángulo = 74 pulgadas

Deje que el ancho del rectángulo sea 'x'.

Entonces, la longitud de este rectángulo = x + 5

We know that :

\color{hotpink}\tt \: Perímetro  \: del \:  rectángulo =\color{plum} 2 × (l + b)

Lo que significa :

=\tt 2(x + x + 5) = 74

=\tt 2(2x + 5) = 74

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Entonces, la longitud de este rectángulo :

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<h2>Por lo tanto :</h2>

● Longitud del rectángulo = <em>21 pulgadas</em>

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